Expensive and risky assumptions (and why you should check them)

I gave a talk recently about how I’ve been using data and analytics to guide my decisions in product management. I’ve edited the transcript a little and split it into bite-size parts for your entertainment. This bit is about expensive and risky assumptions (and why you should check them).

Data from the outset

This slightly blurry typescript is from 1931. It’s a memo that a chap called Neil McElroy wrote to his bosses. He used to work at Procter and Gamble – P&G. And he was responsible for t...