http://www.marijuana-uses.com/essays/002.html Mr. X By Carl Sagan This account was written in 1969 for publication in Marihuana Reconsidered (1971). Sagan was in his mid-thirties at that time. He continued to use cannabis for the rest of his life.

http://www.marijuana-uses.com/essays/028.html

By "Russell Ambrose" Russell Ambrose (a pseudonym) is a musician: aged 47, composer, jazzer, conductor, teacher. Time alteration, contact highs, and intensified sensual experiences are discussed, while cannabis is considered as a gateway for access to altered states in a non-drug context.

http://www.marijuana-uses.com/essays/076.html Marijuana Stimulates Creativity and Enriches Experience By Jon Byrne, MD Dr. Byrne has, on and off, explored the role of cannabis in enhancing consciousness and enriching experience since his late teenage years. After attending a top five medical school, he came to San Francisco to undergo residency training at UCSF and currently lives and practices medicine in the San Francisco Bay Area. As a successful part-time researcher, he has published in prominent journals and has frequently presented his work at national meetings. (Jon Byrne is a pseudonym).