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Friday, August 12, 2016

CRISPR will give us wings!

CRISPR refers to short repetitions in DNA, the study of which has produced technology to edit DNA with great precision.  The prospect of being able to edit DNA nearly at will has led to a lot of breathless commentary about how we may change the world—for better or worse—through employing it.

A video recently posted on a YouTube channel called "Kurzgesagt" (German for "In a nutshell") falls into this category:

One of the most fundamental distinctions made in (and others) is the division between men's and women's events.  Most sports on offer at the Games feature events that are divided into exclusively male or female categories.

(Some exceptions come to mind: rhythmic gymnastics and synchronized swimming are for women only, whereas Greco-Roman wrestling is for men only.  Men's and women's gymnastics involve some different equipment for men versus women.  Equestrian events are integrated.)

Thursday, August 4, 2016

Where are we now?

One of the casualties of the advent of rapid and ubiquitous, electronic communications was supposed to be place.  That is, when you can virtually be anywhere at any time, then it would hardly matter where you actually are.

This reduction has occurred to some extent.  Consider the recent phenomenon.  Players of the augmented reality game can collect a Rattata, for example, almost anywhere.  Whether the virtual creature is encountered in Canada or Brazil, say, makes no difference.

Wednesday, August 3, 2016

The crosswalk revisited

In STV 202: Design and Society, I often use the design of the typical crosswalk as an example of how designs embody social contracts.  

A crosswalk is a place where two parties, drivers and pedestrians, share a resource that both want to use, namely, a certain stretch of roadway.  In order to do so for the benefit of each, and reducing the danger to pedestrians, there is often a signal system that manages the right of way.  Only the party with the right of way, as indicated by the signals, is permitted to use the contested area of street.

Thursday, July 28, 2016

In search of wrongdoing

One important means for enforcing rules of conduct is to allow police to search for evidence of violations.  Search can take many forms, as recent examples illustrate.

In the upcoming Rio Summer Olympics, .  Gene doping is the insertion of genes into a body's cells in order to modify their behavior for the purpose of enhancement (as opposed to gene therapy, which is done to restore health). Â