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 blood donor controversy Men who have sex with men blood donor controversy The men who have sex with men blood donor controversy is the dispute over prohibitions on donations of blood or tissue for organ transplants from men who have sex with men (MSM), a classification of men who engage (or have engaged in the past) in sex with other men, regardless of whether they identify themselves as bisexual, gay, or otherwise. Restrictions on donors are sometimes called "deferrals", since blood donors who are found ineligible may be found eligible at a later date. However, many deferrals are indefinite meaning that donation may