1920 Becomes partner at Newberger. Teaches investing class at Columbia. 150 students in 1929. Declines offer of partnership with Bernard Baruch. Publishes first edition of Security Analysis with Columbia colleague David Dodd, aimed in part to resuscitate investing in a post-depression market.
Book is a huge success.
His Broadway play, Baby Pompadour, about a newspaperman, opens and closes same week. Helps to form the New York Society of Security Analysts. Publishes The Intelligent Investor. 1950 Warren Buffett enrolls in Graham's class at Columbia. 1954 Buffett accepts a job in Graham's firm, Graham-Newman.