Dr. Alexander Elder is a professional trader based in New York City. He is the author of Come into My Trading Room (Barron's 2002 Book of the Year) and Trading for a Living, considered modern classics among traders, as well as a number of other books.

Dr. Elder was born in Leningrad and grew up in Estonia, where he entered medical school at the age of 16. At 23, while working as a ship's doctor, he jumped a Soviet ship in Africa and received political asylum in the United States. He worked as a psychiatrist in New York City and taught at Columbia University. His experience as a psychiatrist provided him with unique insight into the psychology of trading. Dr. Elder's books, articles, and software reviews have established him as one of today's leading experts on trading.

Dr. Elder is the originator of Traders' Camps—week-long classes for traders, as well as the Spike group. Group members are professional and semi-professional traders who share their best stock picks each week in competition for prizes among themselves. He continues to trade and is a sought-after speaker at conferences in the US and abroad.