JosĂ© MarĂa Barrera, is a software engineer and application architect specializing in data representation and languages who has been fascinated by alchemy and Egyptian culture for more than 20 years. An avid photographer, his work has been exhibited in galleries in Chicago and New York City and sold at Sotheby’s Auctions. Born in Colombia, he holds a master’s degree in computer science. He lives in New York City. His new book is Dendera, Temple of Time The Celestial Wisdom of Ancient Egypt