Carl Lehrburger is the founder, Director and Chief Operations Officer of PureVision Technology, Inc. He graduated from the University of Colorado with a Bachelor of Arts degree in 1974. He has been a leader in the field of environmental technologies beginning in 1973 as Director of University of Colorado student Environmental Center. From 1974-81 he was a principal of Solar Technology Corporation, a firm specializing in energy conservation and passive-solar products. Beginning in 1981, Carl was employed in the waste management and recycling industries including working as manager of recycling programs at Energy Answers Corporation in Albany, NY from 1988-91. He also completed environmental assessments and studies contrasting disposable versus reusable products for private clients. His first book, Secrets of Ancient America is published by Bear & Co.