Category Archives: epidemiology

Revisiting the Overpopulation Question

One of the strange things about my profession is that I can never predict what the public will be fascinated by. Some years ago, I wrote a paper predicting that the sperm quality of men in less industrialized populations would not be as compromised as that of us men in the developed world. But what went viral was the paper’s introduction, which repeated what pretty much every gamete researcher already knows, that measured sperm quality has been declining for decades. Continue reading Revisiting the Overpopulation Question

Introduction to Systematic Reviews

Mar 5, 2019 — This is the audio of a lecture I gave to an undergraduate class at the University of Ottawa, all about how to conduct a systematic literature review. You can access a PDF of my slides here.


Why We Need a Control Group

A common casual discussion topic among my fellow educators is the question of what the essential focus should be for a true universal education system. Having seen an increasing sense of innumeracy and relative ignorance of recent history among my own students, my default position is always that everyone –young and old– could benefit from remediation in both mathematics and general history. Continue reading Why We Need a Control Group