These concentrations consider big questions about peoples and societies past and present, investigating phenomena large and small.

Harvard's Molecular and Cellular Biology majors are interested in understanding the intersection of modern research in cellular biology with medicine and society.

Mathematics is the science of order, and mathematicians seek to identify instances of order and to formulate and understand concepts that enable us to perceive order in complicated situations.

Harvard's computer science curriculum is designed to offer students flexibility. Students can combine their studies with other fields such as mathematics, physics, economics and psychology.

With its emphasis on critical reading skills, the evaluation of evidence, and persuasive writing, Harvard's history concentration offers preparation for professional, business, and scholarly careers.

Harvard's psychology concentration sees students study psychological processes such as attention, perception, memory, reasoning, decision-making, cognitive and social development and morality.