See Disclaimer. Crowds greatly increase the odds of COVID-19 spreading at higher rates. None of the factors affecting the spreading efficiency … More

See Disclaimer. Amidst protests and a pandemic, little attention was paid to the June 2 primaries. But Democratic primaries did happen … More

See Disclaimer. I will soon be retiring from Oregon Health & Science University (OHSU), after more than three decades of teaching … More

See Disclaimer. The death of George Floyd fits a tragic pattern of violence against black people. This pattern should leave none … More

See Disclaimer. COVID-19 has been a broadly disruptive tragedy, aggravated by the often slow response of governments and societies around the … More

See Disclaimer.  On November 6, 2016, hours before the polls closed, I wrote a short article that I often re-visit. Partly … More

See Disclaimer.  Biden? Trump? For a divided nation fighting a pandemic, it matters profoundly which of these drastically different septuagenarians becomes … More

See Disclaimer. Dedicated to health care workers, and other COVID-19 heroes. Also published in the Forest Grove News Times and select … More

See Disclaimer. This article was also published as a letter to the editor in the Hood River News, under the heading … More

See Disclaimer. The US President was impeached by the House and will soon be acquitted by the Senate. In both chambers, … More