Adam McLean is a well known authority on alchemical texts and symbolism. He is the editor and publisher of over 40 books on alchemical and Hermetic ideas. Based in the UK, he has been writing and researching alchemical and hermetic literature for many years. Between 1978 and 1992, he edited the Hermetic Journal and began publishing the Magnum Opus Hermetic Sourceworks, including The Alchemical Mandala, The Magical Calendar, and Rosicrucian Emblems. McLean organized the alchemy website, www.levity.com/alchemy and an extensive reference work on the subject. He lives in England.