Keki Sidhwa, ND, DO, DNH, (b. Bombay, India) is a physician, poet, and the best known exponent of Natural Hygiene in the United Kingdom. Sidhwa was in private practice from 1952 until his semi-retirement in 2004. He is the co-founder and president of the British Natural Hygiene Society, a former president of the International Association of Professional Natural Hygienists, and founder and director of Shalimar Health Home, where he helped over 25,000 people overcome their ailments by fasting and following a hygienic life style before its closure in 2004. He is also the editor of The Hygienist, the oldest magazine of its kind. He has lectured extensively in Europe, India, America and Great Britain, where he now resides and continues to provide private consultation.

Sidhwa was born of Parsi, Zoroastrian parents. After studying at Bombay University, he graduated from the Edinburgh College of Natural Therapeutics and the British College of Naturopathy and Osteopathy.

His interest in primitive cultures, anthropology and comparative religions has helped him to formulate his views on natural living.

Eddie Brill is an American comedian, writer, and actor who started his career in Boston, Massachusetts. He is the current warm-up comedian and former comedy talent coordinator of Late Show with David Letterman. He tours frequently, performing in the US as well as England, Ireland, France, Australia, Amsterdam, and Hong Kong. He is also the humor consultant for Reader's Digest.

Eddie Brill was born in New York City, but raised in Hollywood, Florida. He originally intended to study math and science at MIT, however his stepfather's death when he was just a junior in high school made him reconsider his life's plans and he came to the conclusion that he should pursue a more creative career.

Eddie Brill attended Emerson College, where he founded the Emerson Comedy Workshop along with Denis Leary, Chris Phillips and Adam Roth. He helped to create the first comedy writing department in a college, along with fellow alumni Norman Lear in 1978. He also began performing standup while in college. He stopped after college in 1980 and then picked it back up in July 1984 when he started a comedy club in NYC named The Paper Moon. He has been working internationally as a comedian since 1989 and has appeared on over 100 TV shows in six different countries. He has been working for The Late Show with David Letterman since February 1997 as the audience warm-up and in March 2001 also became the talent coordinator for the stand-up comedians. He is also the creative director of The Great American Comedy Festival in Norfolk, Nebraska which honors Johnny Carson.