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Saturday, September 1, 2018

Book Review-The Lady Tasting Tea By David Salzburg


This was not a book I had envisioned as being something that I would read, let alone grow to love. My experience with statistics had been limited to some courses I took in graduate school and then exposed to when I was on my first job, we were all exposed to statistical process control (SPC) and six sigma. My background in statistics only went so far as knowing some of the SPC tools. As I grew more mature I began to appreciate the usefulness of statistics but I had a hard time connecting the SPC tools I was exposed to with the mathematic heavy statistics that are taught in the textbooks. As I tried to parse through the dense formal statistical curriculum I grew frustrated with my own inability to get through to the kernel of the topic. As I struggled I kept seeing this particular book being recommended by a number of people, so I bought it and prepared for the worst, yet another dense explanation of rudimentary statistics that had very little to do with what I wanted.

To my surprise and amazement, this book was so different, different from any other book that I had ever read. It was a love paean to the study of statistics, it was a gossipy and information laden history of the evolution of the art of probability and statistics, it was a summary of the important developments in statistics, it was an invaluable primer in the methods used in the practical application of statistic, and finally, it was a hefty philosophical discussion of the problems and issues that are still plaguing the researchers in statistics. I think you get the idea that I kind of liked reading this book.

David Salzburg is a practitioner of the art of statistics, he has the ability to explain the very dense concepts in statistics, both the applied tools and the mathematical conundrums with adept ease. Most importantly he did this without employing any mathematics. Which in some ways is very impressive and in other times it was frustrating because it would have been more enlightening to resort to the bare bones mathematics, but no matter.

Prof. Salzburg clearly has a great love for the story as well as for the subject, he has a great sense of history as well as a deft touch for the internecine nastiness that occurred with the giants of statistics. His descriptions of the relationship, or lack thereof between Pearson and Fisher kept me riveted to the narrative. His description of some of the great mathematicians who were caught in the destructive totalitarian regimes during and after World War II added the human dimension to these stories. I don’t know which aspect of the book I appreciated more, the historical perspective or the unraveling the mystery of the functional relationship between statistical tools and ideas.

There is a clear devotion in his writing that reflects his devotion to giving credit where credit is due, even though he apologized for his inability to give credit to all that had contributed, the breadth and depth of the book was astounding and gratifying to someone who appreciates a truly “Big Picture” look at the statistical landscape from the 10,000 feet view. I particularly enjoyed the discussions regarding the contributions of Deming and Shewart to the SPC branch of the vast tree of statistical evolution. I was able to make the connections from those chapters to untie the knot that was in my mind.

The piece de resistance was the final chapter where he discusses his own views on the unexplained philosophical contradictions still existing in statistics. It felt like I was in the midst of the discussion even though I am a dilettante in the art of statistics.
This is a book that comprised of some very dense concepts and it was difficult to focus at times but it was well worth the effort in my mind.

Sunday, August 12, 2018

Book Review-Getting to Us, Seth Davis


I am not sure where to put this book. Seth Davis is a nationally known sports reporter and he is a very good sports writer. The prose that he commits to paper reflects his sports reporting background, and to be clear, he is a very good sportswriter. He tells his stories well and he has a fine sense of the internal stories of his subject. The stories are taut and always gives perspective on the person being featured.

But there is a problem with this book, many problems actually.

It is a collection of nine profiles of successful coaches; almost all of them have succeeded in their profession and are recognized as the leader of athletes. Some have well defined personalities and known reputations, others are relatively new to the limelight and benefits from not being ubiquitous in the media spotlight.  One problem is that the chapters are relatively short, which makes for easy reading but it also make the profiles seem rushed and incomplete. Davis is seemingly trying to make his points and then rushing to demonstrate the challenges and obstacles they have faced in their inner life through anecdotes and personal histories without really examining how those headwinds affected their coaching philosophies and execution of their philosophies. What we get is a laundry list of what they do and examples. Davis lays out the facts as a reporter and then he links the professional practices of these coaches with the facts, but he never drills in deeply into the why’s of the relationship between the fact and practices. It isn’t a fatal flaw but it left me wondering. To be fair, he states in the introduction that this was not the intent of the book, it still leaves a void, a road not taken which could potentially be productive.

Another problem is that Davis uses a unifying theme to tie the coaches’ profiles. The theme is the title of the book: Getting To Us. He explains the theme thus: “A team begins as a collection of me’s, him’s and you’s. It is the job of the coach to figure out a way to get to Us.” A noble yet unoriginal theme, as our sports culture has always revolved around teams and teamwork. Davis uses the acronym PEAK to describe the desired characteristics of a coach to enable this ability to see the big picture and get the team to Us. PEAK is: Perseverance, Empathy, Authenticity, and Knowledge. Davis tries to apply these four characteristics to the story of each of the nine men and tries mightily to squeeze details about their experience and make up into these four niches. The effort seems forced and at times are inspired and at times clichéd. Davis stated that he only intended to highlight PEAK and try to connect those characteristics to Getting To Us. The results are uneven at best, mostly disappointing.

The coaches that came through with their reputations enhanced are Geno Auriemma, Doc Rivers, Brad Stevens, and Dabo Swinney. Stevens and Swinney are relative new to the national spotlight so the portraits are excellent at revealing their stories to us, through the Davis filter. Auriemma and Rivers were revelations to me, their stories were fascinating even though a little short. Rizzo came through unscathed yet also unenhanced.

One thing that Davis did was to give a portrait of these men that are unadorned, he reaffirms the portrait of coaches like Meyer, Krzyzewzki, Harbaugh, and Boeheim as they have been portrayed previously in the press. He does however, go into explaining why they are the way they are, he was not very successful.  Urban Meyer came off as somewhat reasonable until the recent troubles at Ohio State with Zach Smith. Ironically, Davis also featured Meyer’s wife Shelley, in this profile. Davis never fully explained Krzyzewzki’s decision to deal with Grayson Allen’s transgressions the way he did, other than repeating his defense. Harbough came off like a petulant child at times, albeit a very successful one. Boeheim reaffirmed his public persona as prickly personality, even though he seems more sympathetic.

If you came to this book as a means to get any insight on Getting to Us, don’t waste your money. If you can to read some quickie portraits of nine successful coaches, I would say go ahead and read this book, although I would also advise you to temper your expectations.