From Scratch with Jessica Harris

Luis is an inventor and computer science professor at Carnegie Mellon. He is one of the creators of CAPTCHA, a system that allows websites to determine whether you’re a human or a computer. CAPTCHAs are wavy, distorted words that people need to type out when they’re submitting a form to a website. Luis’ company ReCAPTC

Robert Stephens started making computer tech-support house calls on his dirt bike while he was a college student at the University of Minnesota in 1994. He’d arrive to a customer’s house on time, take off his shoes, wear a clean uniform, and fix the problem. His cheeky “law enforcement” marketing theme caught people’s

Martine is a pioneer in the satellite industry, launching companies including Geostar, PanAmSat, and Sirius Satellite Radio. She also founded United Therapeutics, a pharmaceutical company focused on cardiopulmonary disorders. In 2013, she became the highest paid female CEO in America. Martine is a helicopter pilot and

Andrew launched Theory, a contemporary clothing company, in 1997 with co-founder Eli Tahari. Theory used the stretchy fabric lycra to create a more modern, slender look initially for young professional women. Theory was sold in 2003 to the Japanese company Fast Retailing and IPO’ed in 2005. In addition to his role at T

Hot Bread Kitchen is an organization that teaches immigrant women to bake artisanal breads from their home country. HBK provides culinary and management training and English classes to these women who have come to New York City from countries including Bangladesh, Mexico, and Morocco, among others. HBK’s breads are ava

Sometimes the company you start looks a lot different from the company you end up with; Azim Premji turned his cooking fat company into one of India’s largest technology companies. With over 70,000 employees and $3Bn in sales, Wipro provides software solutions, research and development, and information technology outso