Home » Education The Biggest Mistake Investors Make (And How Not to Make It) HFA Staff Published onJanuary 1, 2014 Sign up for our E-mail List and Get FREE Access to Exclusive Investment E-books and More! I accept your privacy policy (no spam) Robert Deaton on the Biggest Mistake Investors Make (And How Not to Make It) HFA Staff The post above is drafted by the collaboration of the Hedge Fund Alpha Team. Read more articles by this author More News How good are LLMs at tickerization? Local LLMs can now handle ticker mapping for alternative data What Is Security Analysis? Methods, Tools & Examples (2026) The Family Feeling