The Professor's Notes

Where my thoughts and your eyes (and now ears!) collide

Archive for the ‘Life’ Category

I am a fan of the SyFy show Warehouse 13, and in a recent episode it was noted that the younger male lead always throws “rock” when playing “Rock Paper Scissors.”  So, when I found this site that has an in-depth analysis of strategies to win at the game, I was interested.

One of the interesting points (and relevant to Warehouse 13)  is that males tend to throw “Rock” first.

Go visit the site, and read–it’s worth you time–especially if you use Rock-Paper-Scissors to decide who gets to shoot the bad guys first.

AT&T Unveils their “Incentives”

Posted by Steve Brady On June - 7 - 2010ADD COMMENTS
This article in the NY Times continues the hand-wringing concerning the new AT&T data plans.  For those that haven’t heard, AT&T is doing away with the “unlimited” data plans on the iPhone and the iPad (within months of the fanfare lauding the “true unlimited” nature of the iPad data plans.  But I won’t call THAT a bait and switch.)
This does seem to be AT&T’s solution to the complaints we heard back in December.  In December, the CEO complained that users were consuming data and they were going to “provide incentives” for users to consume less.  While this does seem to address the issue of consumption it is unclear what message they are trying to send.
That said, it does dance around the answer to the question I had a while back.  Back in December I wrote that the only way to incentivize consumers to “consume less” of anything was to make it more costly. 1  In this case AT&T has lowered the rates charged, (from a fixed $30/month unlimited plan, to $15 and $25 per month plans with data caps and additional fees for exceeding the caps.)
So, AT&T has provided incentives for users to consume less–get a lower costing plan, and watch how much data you consume.  Okay–this has the effect of reducing your actual cost while increasing the cost per unit, if you use the full amount of data allotted (and had previously used more than that.)
So will this achieve AT&T’s goal to reduce bandwidth/data consumption?  Apparently not.  To help customers make the transition, AT&T has argued that they have set the limits to levels that will only impact 2% of their users.  Specifically, AT&T has stated that 2/3 (66%) of their users consume less that the lowest tier of 256MB of data, and 98% of their consumers use less that the new “high end” cap of 2 GB. 2
Their point? Don’t worry–we are going to save you money, and not impact your use.
So they are arguing it won’t impinge on their users’ consumption, and yet they had as a stated goal a few months ago the desire to get users to consume less.
Double-speak?
  1.  Note, that more costly doesn’t have to mean more dollars. It can mean explaining the other “costs” of cell phone and data use–essentially scaring people away with cancer concerns, or concerns about data consumption while driving, and so forth.
  2.  Given that they are going to grandfather in those with the $30 unlimited plans, I can’t imagine anyone who knows they are consuming more than 2GB switching–unless they just have no idea how much they are consuming.  AT&T wouldn’t mislead their customers into switching, and then hit them with the higher consumption fees later–would they?

Moms Unknowingly put their children at Risk

Posted by Steve Brady On May - 21 - 20105 COMMENTS

I know–you think I am crazy for my headline.  Mom’s wouldn’t do that, but it suddenly came to me today that we are putting so much information in one site that  Moms (and frankly, all of us) are quietly, and accidentally, putting their children at risk of “Identity theft.”  We have a trusting attitude about Facebook.  We don’t think about the ingenuity of those that seek to commit evil in the dark.  We share. We love. We risk all.

You may know that I am trying to leave Facebook (and if you read my posts, you know I proposed a way to ‘roll your own’ using existing social networking sites.)  The reason I am concerned about Facebook, and wanting to leave, is that I am tired of the constant push and pull.  They push the limits on protecting privacy, we push back, they pull back… They claim they own our photos, we push, they pull back… I am not surprised, though. They don’t view their users as their customers (we aren’t–the advertisers are) but they simply view their users as the generators of content that will drive advertising sales.

The problem is that I am not sure how many really understand the several layers of privacy that could be at risk.

And here is where Moms put their kids at risk.  You know that security question “What is your mother’s maiden name?” Well… with so many women including there maiden name on facebook (“hey–my old friends can find me easier!”) it may actually put their childrens’ identity at risk.1  I suppose this wouldn’t be a problem, so long as we make sure we don’t connect to our parents/siblings, and so forth.  But we share the information (Maiden name) and the say “oh, here are my kids’ names, too.”

Quickly, let me say I am in no way really trying to blame moms for ANYTHING here.  It’s not the fault of Moms or the kids.   I suspect all of us are in a sense “guilty” here–we don’t think about how easily people can connect the dots on this information.

Part of the problem here is that we don’t fully understand how Facebook shares information.  Apparently, even if you only share your information with your friends, if the friends have their settings open to “everyone” then your information is exposed.

I wish we could trust people. I wish we could trust Facebook.  But in this world we must be cautious.

  1.  Of course, there are many other security questions that are often used.  Pet’s name.  Phone number. Favorite color.  How many of those have you seen as information on Facebook–and when you put the information up there, did you think about the security questions you may have answered in the past? I know I didn’t.

Digital teaching resources: How do we measure success?

Posted by Steve Brady On April - 5 - 20101 COMMENT

Those that read regularly, or listen to our podcast, will know that I love technology, and that I also spend a good bit of time cogitating on how we can best use technology in higher education. As part of another paper I wrote I proposed three “rules of thumb” to guide us when we infuse technology into education.  Specifically I ask does the technology:

a) improve the educational content
b) Free up the educator’s to focus on content rather than process, or
c) enable students to grasp the information in a better/faster/cheaper way?
I regularly struggle with each of these, with my focus lately shifting to “c” and how students learn.  I want my students to in some sense control how they learn, so that they will have to rely less on structured “office hour” visits (and the limited time available for them) and more on their own abilities to learn at their own pace.  Given this emphasis I have tried several avenues.
First, I have been recording lectures and making them available as audio podcasts through iTunesU.  If a student didn’t quite grasp what I was saying (often because I talk too fast) then they can go back, listen again, and see if that makes things more clear.  I have in some instances created not only an audio recording of the lecture, but taken the time to provide a “video” version as well, linking the slides from the presentation to the pacing and the voice, so they can more easily follow along if they are at their computer.  1
Second, I have been developing video (or “Screencast”) tutorials that step students through solving samples of the problems for each chapter, usually ones that are similar to the homework problems they will be seeing.  Then for a select few problems I make tutorials stepping through the solutions to the homeworks that were assigned.  I have developed a blend of videos that use the powerful Excel tool to solve some of the problems, but also solving some “by hand” through the use of the Tablet PC and the ability for a tablet PC to record what I write.  In this way the students can step through, at their own pace, the problems and the solutions and get a better sense of the thought processes and steps that are necessary to solve these “real world problems.”
Not surprisingly, some students choose to use these resources, and some do not.   So I face a struggle in evaluating the efficacy of these tools.  Are we successful if:
  1. All (or at least a majority) of students use these tools regularly?
  2. Students grades (as measured through standard testing procedures) increase when using these tools?
  3. The number of students seeking assistance through traditional methods (office hours, email, phone calls) decreases?

How do we know if it is working?

I have had a simple measure:  Do some (or even any) students use the tools, and when they use them do they feel that they are grasping the material better?

My thought has been that numbers don’t matter as much as outcomes for individuals and if some students find value then these approaches are worth continuing.

What are your thoughts?  Must we have numbers to be considered successful?

  1.  Of course, having the option for both audio, and video, provides the greatest flexibility, allowing students to “take me with them” and listen when and where they wish, and then watch when they have the time to be seated at a display.

I am renting in a neighborhood that only recently has seen their Home Owners Association (HOA) really “energized.”  This group spent a good bit of their time fighting to get the roads paved and they finally won this 4 year long battle. 1

Once this hard fought and necessary battle was won, the HOA celebrated their victory, and opened up a Yahoo Group to the community to enhance communications.  Alas, this seems to have brought out not a spirit of friendship and community but one of sniping and backbiting.

Everyone has their own little petty concerns that bother them.  Of course, what seems to bother them the most are what their neighbors are doing with their own property, or with their cars in front of their property.  And of course, all arguments er discussions are brought up with the “greater good” at heart, the greater good being, of course “Property Values.”

Sounds fair, right?

Try this one.  The first comment (and I mean the very first comment) was that, now that the roads have been paved and it is easier to get into your driveway, we need to mandate that everyone parks in the drive and ban parking on the streets in front of their own home.  Oh, and if you have too many cars for the driveway–you need to park in your garage.

The battles have continued, over swimming pools, RVs, pets, fences, and all the various other issues that can annoy neighbors.  But despite all of this, one things remains constant:  no one wants to participate in a Democracy.  They want things to simply be “their way.”

As I mentioned I am renting, so I honestly have “no dog in the hunt.”  I couldn’t care less how things are for the long term.  I just enjoy watching this little corner of America play itself out.  So I have until now just stayed out of the discussions, and watched–and laughed.

This weekend after a rather lengthy back and forth discussion with someone having violated a “24 hour RV parking rule” by 48 hours, I finally offered up my suggestion.  The argument seemed to focus on two things.  First, one group was adamant that “these are the rules” and it doesn’t matter if you like these rules are not, rules are rules and must be followed.  The other group (to summarize) essentially argued that some of these rules are silly and the application of fines and punishments for silly rules is beyond silly.

So I stepped in and suggested that, here in America, it might be a good idea to put the various rules up for a referendum.  Let the community decide as a whole, through a vote, which rules are important and which are worth modifying or discarding.  Then, as we always do in America, live with the will of the people until the next opportunity to change the rules presents itself. {2.  The current rules were simply “handed down” as an edict from the builder when he created the community (remember the builder? Bankrupt and all…) The various members did agree to the rules when they moved in, but are these rules to remain etched in stone for all eternity? ]

Seems simple.  But nooooooo… You can’t change the rules.  The rules are the rules.  And of course, my FAVORITE argument was this one:

“The only people who would want to change the rules are the people who want to break them in the first place.  We shouldn’t give these lawless people a voice!”

SERIOUSLY?  Yes… seriously.  That was the response.  Um. Duh.  People who repeal laws usually do so to allow a behavior that had previously been made illegal.  Remember Prohibition anyone?

I could go on, recounting story after story–the stories are numerous and honestly, I am saving every one of them, hoping some day to turn this dysfunctional microcosm of America into some sort of Erma Bombeck style book.

In the meantime, I would LOVE to hear from each of you–do YOU have any HOA stories you can share?  Horror, humor or happy?

  1.  The builder of the community went bankrupt and, along with the issues surrounding home warranties and repairs, also failed to put the finishing two inches of asphalt on the roadways.

Books, we got Books!

Posted by Steve Brady On April - 2 - 2010ADD COMMENTS

OKAY… I talked about this is today’s podcast at http://Getthenext.com. I have been sitting on this for two years now, thinking it wasn’t “ready” but I wanted to get it out, so read on!

=====

Books are wonderful things. Millenia ago, our predecessors shared their histories, and explained the world around them, through an oral tradition, passing stories down from one generation to another. Over time, these stories were written down, essentially “locking” the stories down on paper. Ever since, books have been a way to disseminate information for thousands of years, and with the advent of the printing press, to do so quickly, and broadly. We can partake in the imaginations of a Tolkien, a Lewis, a Shakespeare, or a Plato. We can read the political thoughts of Aristotle, Marx, and Obama, or the theological insights of Paul, Aquinas and Spong. We can even allow our minds to drift as we read romance novels through the ages, or the horror stories from Beowolf, to Frankenstein, to any Stephen King novel. Each book brings new thoughts, new images, and new imaginings.

In the 21st century we have even more ways to disseminate, and enjoy, the works and thoughts of others. Just as the printing press made paper books available to the masses, we have digital ebooks to take dozens of books with us, to read anywhere. We now also have stepped beyond “books on tape” to truly digital audio books that, when combined with personal media players such as the iPod, enable even those who cannot read to enjoy the panoply of thoughts.

If the printing press was the first revolution, sharing ideas with the literate masses, it was limited in the very requirement for literacy. In order to read, one must be able to read. Thus is its limitation it provided the impetus for literacy as more people sought to embrace the ideas made possible through literature.

This latest revolution both extends and hinders the reach of literature. Certainly, if one defines ‘educated’ and ‘literate’ as being exposed to ideas, then we can see how a more informed, and thus more literate, populace will result from such broad access to reading. Read the rest of this entry »

CV Swim Team End of Season Vid

Posted by Steve Brady On March - 27 - 2010ADD COMMENTS

Well, an era has ended.  I have done my last HS sports team video.

This time it was for Matthew’s Swim Team.  I had fun with this one, including playing with some 3D effects, but most importantly it was a chance for me to help the kids highlight the fun and excitement that was their Swim Season.

I would like to thank Mike Singletary for giving us the GREAT “Formula” quote, and the good folks Crackpot and Buzzkill at The No Agenda Show for the mix of the Formula quote.  It’s a great way to start a slide show–especially if we watch it “In the Morning.”

For the sound track I used:
Ladies and Gentlemen by Saliva

There’s A Party (Feat. George Clinton & Chali 2na) by N.A.S.A.

Those Magnificent Men in Their Flying Machines by US Air Force Band and Singing Sergeants

Just A Friend by Biz Markie

Lord, Guard and Guide (The U.S. Air Force Hymn) by US Air Force Band and Singing Sergeants

Nota Bene:

There are two hidden audio jewels.  At the end of the first song, there is a faint voice over, with a certain person saying “I was told that, that suit is illegal.”  And then, before “Just a Friend” the audio is, in classic “no one likes to be a video star” mode being told “Brady, Go Away.”

Play

Economics Dooms Health Care Reform to failure.

Posted by Steve Brady On March - 23 - 20101 COMMENT

In the last post I wrote about the perversions of incentives that cause the problems in the health care system.  Let me point out that it’s not that we are behaving irrationally.  We are behaving completely rationally–given the situation we face.  It’s that the situation (the “help” we are getting) encourages bad decisions that drive up costs.

So now we face  the BIG PROBLEM.

By shifting to a policy where everyone is now to be insured, we open the floodgates of demand (okay, a bit much. But we certainly will allow millions more in.) Demand for services will increase. So it would make sense that prices would increase to balance out the demand (remember Econ 101, all else equal, in the near term an increase in demand will result in an increase in price. In the long term it should result in an increase in supply, as the market responds to the increased demand for the product).

Will we see prices increase? Not for the consumer–they are capped at the Co-pay. And now we are seeing pressures to not raise prices from the supply side (and the insurance companies will be SHOT if they raise rates significantly).

So what happens now? If prices cannot go up, then demand will remain (unrealisticly) high. Unrealistic in that demand is acting free of the market place.

With demand high, and the inability to increase prices we will see no real “benefit” to more providers entering the marketplace.

More to the point, even if we could see more providers enter the market there are significant barriers to entry. Consider the medical field:

1. Doctors must go through extensive training, and then licensing (not to mention the fact that they never really get it right–so must keep “practicing”)

2. medicines must be approved after rigorous testing, and their labs must be approved, and so forth.

3. Various other licensing and authorizing are in place for therapists, assistants, nurses, and the like.

Supply cannot respond quickly, and with a rising demand and supply unable to keep up, and with no pricing mechanism to regulate the demand we will face:

Shortages of service resulting in long waiting lines/delays.

And how do you deal with shortages? Since the market forces are not allowed to work, we are left with the government stepping in, once again, to fix the mess of it’s own making. They will have to “ration” care.

Sorry–it’s a fact. In every nation that has shifted to “socialized” they have faced shortages, lines and rationing.

It’s not something we can “do better.”

It’s economics.

Okay, here’s another problem, since spend way too much time talking about the mandate… let’s talk basic economics.

The whole initiative is predicated on a few arguments:

  1. Costs (prices) are too high.
  2. Insurance companies are “making too much money”
  3. Millions of people don’t have access to care
  4. The Health Care people are receiving is poor (oh, wait, it’s not about the actual care…)

So let’s tackle this. The basic problem now comes down to a discussion of supply and demand/economics.

As the system currently works we have two sets of perverse incentives fighting against the consumer (and one of these incentives takes place with the willing, yet unknowing, assistance of the patient)

First, the perverse incentives of the patient:

Currently, the “cost of entry” into the health care system is high (monthly “Insurance” rates) but thanks to low, or no, co-pays, the marginal costs of most health care transactions are quite low.

Given the low costs incurred per visit, and the high “sunk” costs incurred to enter the system, the insureds (patients) who HAVE insurance are incented to go to the doctors more frequently, and to go ahead and get the prescriptions (Hey, it’s only $3 copay at Wal*Mart!)

Of course, this is a mirage. The actual costs of each visit and each prescription are borne by the insurance companies, which then have to recover their costs through increased premiums, which of course has everyone screaming that the insurance companies are “gouging” the customers.

On the other hand, we have a set of pricing incentives that also conspire against the consumer. The ‘care providers” are aware that the patient/customer doesn’t see the actual costs–they only pay the co-pay. So given this we have a series of perversions that are at play:

  1. Doctors are more able to prescribe tests/medicines, and the like, since they will receive little if any push-back from the patients because of costs. More services with a low marginal cost to the consumer/patient, but a higher total cost, paid by the insurance companies.
  2. Insurance companies work to lower their costs by negotiating to pay health care providers a fraction (some value less than 1) of the billable rate. Thus the providers are incented to increase their prices the maintain their revenue stream. This increases the costs once again.

So these two twists to the problem work once again to force the insurance companies to have to raise the rates (really on everyone) to cover the payments they are having to make.

Now–as consumers, we see that we are paying a high “sunk cost” as a monthly fee and, rather than view this as traditional insurance (where I am betting against myself) the consumer wants to try to get at least that benefit back out of the “system” (and is encouraged to do so, by “low co-pays”)

Sadly, the whole mess was brought on by our desire to protect everyone and provide some level planning to health care. The “free market” actually would provide better incentives here, placing limits/governors not only on how much people are willing to spend on services, but the prices that people would have to pay. If service providers want to stay in business then they would be forced to price competitively based on the market, and the market would be making the decisions based on the consumers. As it stands now, with the “same co-pay regardless” the consumer has no indication of value, and the market cannot respond. Viagra is as valued as Interferon and as Motrin.

What to do when everything costs the same?

Welcome to the “New Grand Experiment”

Posted by Steve Brady On March - 22 - 20104 COMMENTS

Let the experiment begin.

I am not alone in my expectation that the Health Care (insurance) reform will not improve Health Care (it won’t make bad doctors good ones, for instance) and it won’t improve access since lower prices have that pesky effect of increasing demand–in a field where the barriers to entry for suppliers are significant.

I will say this:  Welcome to the new “Grand Experiment.”  If it succeeds, then by all means celebrate (but could we get a good solid definition of success on which we can all agree?)  But (and this is significant) if it fails, how many will have died as part of the experiment, and will we ever be able to recover?

One final note:  As researchers we have to seek, and get, informed consent from human subjects before we can experiment on them.  Did you get the forms?

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About Me

Many have asked, so let me tell you: I am a professor. BA, Political Science MPA (Master’s of Public Administration) MS Logistics Management PhD Business Administration (Business Logistics, supporting field Industrial Engineering) I have a strong professional interest in Collaborative Supply Chain Management, RFID in the Supply Chain (EPC), and Research Methods. I have a strong personal interest in political issues, and military affairs having retired from the US Air Force after 20 years.

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