Frederic Chopin (1810-1849) wrote two sets of 12 etudes (or studies) that challenge and develop diverse technical and musical aspects of playing the piano. Here’s the first one, in C major, where we focus on the right hand, recorded at home on October 27, 2022:

A “Lightning Talk” hosted by COVID Information Commons (CIC,, which I presented on-line to a national audience December 9, 2020. My co-workers and I are grateful for generous support from the US National Science Foundation (NSF Awards 2029281 and 2030750) which enabled us to pivot our infection assays and studies of defective viruses to SARS-CoV-2 and COVID-19, starting in 2020.

Celebrating 10th Anniversary (December 2020) to the Wisconsin Institute for Discovery, here’s my spoken and musical tribute.

Chemical Origins of Life (“COoL”) talk for Wisconsin Public Television, from May 10, 2016. This presentation is for a general audience (Wednesday Nite@the Lab, a seminar series at the Biotechnology Center at UW-Madison).

My vision (in 90 seconds): how measures and models will enable us to forecast your health and engineer solutions to infectious disease, from October 2016.

How might strategies to fight infectious disease be developed to resist virus escape? We envision a role for quantitative measurements and computational modeling. Here is my vision from 2009.