American Men and Women of Science American Men and Women of Science American Men and Women of Science (33rd edition, published 2015) is a biographical reference work on leading scientists in the United States and Canada, published as a series of books and online by Gale. "American Men and Women of Science" profiles living persons in the physical and biological fields, as well as public health scientists, engineers, mathematicians, statisticians, and computer scientists. According to the publisher, those included met the following criteria: (1) Distinguished achievement, by reason of experience, training or accomplishment, including contributions to literature, coupled with continuing activity in scientific work; or (2)
Men who have sex with men figures include victims of sexual abuse in addition to men who regularly or voluntarily have sex with men. In the U.S., among men aged 15 to 44, an estimated 6% have engaged in oral or anal sex with another man at some point in their lives, and about 2.9% have had at least one male sexual partner in the previous 12 months. Historically, anal sex has been popularly associated with male homosexuality and MSM. However, many MSM do not engage in anal sex, and may engage in oral sex, frotting or mutual masturbation instead. Among men who have anal sex