Library of Corey’s Favorite Topics
Field Guides
Deep, interlinked knowledge hubs on the subjects worth going all the way down on — each one researched, written, and built by Corey Brown.
01
Field Guide 01 · Product
The Product Manager's Atlas
An opinionated field guide to the product management craft. The competencies that define it at every level from APM to CPO, how to assess and grow them, and how AI is rewriting the job.
+126notes
12competencies
02
Field Guide 02 · Coffee
The Pour Over Knowledge Base
From your first V60 to extraction theory, water chemistry, grind, and championship recipes. A complete guide to manual brewing for the first-time brewer and the competition barista alike.
+147notes
29recipes
03
Field Guide 03 · Beer
The IPA Knowledge Base
From its contested 18th-century origins to the haze-clouded, thiol-driven frontier of modern brewing: history, styles, ingredients, the full brewing process, science & sensory, and curated best-of lists.
+154notes
18IPA styles