We «randomly» picked four faculty members, trying carefully to select a variety of scientific expertise as well as differences in level of experience. (sciencemag.org)
Typically, the author is a professional writer with scientific expertise, hired by medical - education and communications companies. (sciencemag.org)
I had worked with them during my postdoc, and they were all inspiring and dedicated people with diverse scientific expertise. (sciencemag.org)