Thomas J Stanley

Thomas J. Stanley (1944–2015) was an American writer and business theorist renowned for his research on America's wealthy. He authored and co-authored bestselling books such as *The Millionaire Next Door* and *The Millionaire Mind*, which spent over 170 weeks on the *New York Times* Best Sellers list, revealing how many affluent individuals built wealth through frugality and discipline.[1][2][5]