Justin Martin

Michael Stapleton, a retired NYPD officer, is founder of the nation’s premier bomb-sniffing dog service.

Paul Moller has spent 40 years and $70 million pursuing a dream. His flying car remains earthbound, but many of his sideline ventures have taken off.

A review of Ron Chernow’s biography of Alexander Hamilton.

Wilson Audio makes exorbitantly priced speakers ($100,000-plus) for extreme audiophiles.

Profile of Leonard “Boogie” Weinglass, man behind an ill-starred retail clothing empire.