Curiosity killed the cat, but where human beings are concerned, the only thing a healthy curiosity can kill is ignorance.

Life and career
He grew up in New York's Lower East Side and he learned sleight of hand at the Hamilton Fish Park in the 1930s. 55th St. He is also a columnist for Genii (magazine) magazine.

His book The Memory Book was a New York Times bestseller. He is well known for his mnemonic demonstrations and has appeared on numerous television shows including The Tonight Show Starring Johnny Carson.