https://huffduffer.com/ is another good discovery/bookmarking tool for podcasts. It has RSS feeds for everything on the site including custom searches that could potentially pick up your favorite contributors. The bookmarking functionality also makes it easy for you to quickly add things you find to one or more followable feeds for the one-off guest appearances you may hear about. (Originally posted at boffosocko.com/2020/03/21/55769517/)