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)
Moving average crossover average is medium or long term moving average (e.g. 50-, 100- or 200-day period). A short term moving average is faster because it only considers prices over short period of time and is thus more reactive to daily price changes. On the other hand, a long term moving average is deemed slower as it encapsulates prices over a longer period and is more lethargic. However, it tends to smooth out price noises which are often reflected in short term moving averages. A moving average, as a line by itself, is often overlaid in price charts to indicate price trends. A