About the Author: Howard Rybko was born in Johannesburg South Africa in 1956. He graduated as an medical doctor from the University of Witwatersrand Medical School in 1981. After two years in research, he went into private medical practice, specialising in diet and weight management. During the late 80's he became involved with medical software. He has also been active in sports nutrition and performance since 1992, specialising in cycling, a sport he continues to be actively involved in. He is currently working on using low carb ketogenic methods to enhance endurance in weekend warriors.