The Day (this overemphasized the "profit" piece, but otherwise was a good article) and several other Papers featured Sam in 2012. See an article here.
Schaperow in Natural Awakenings
Sam's personal blog dedicated to foraging.
Berkeley's Polypore
https://groups.google.com/g/plantforagers
https://groups.google.com/g/mushroomtalk
https://sites.google.com/site/wellnesscenterct/
Non-foraging link: PsychologyCT.com