I recently finished a PhD focused on applied mathematics, control theory, and dynamical systems. I have now started a postdoc at a top university in the Bay Area, but the work is in the life sciences and may require a substantial pivot away from my existing background. I still enjoy fundamental research, but I no longer care much about following the traditional academic track (too competitive and time consuming; and I'm not in my 20s anymore). I am concerned that spending several years retrain...