<p>Here’s the link to the philosophy department in the student handbook: [FAS</a> Handbook for Students: Chapter 3: Fields of Concentration](<a href=“http://webdocs.registrar.fas.harvard.edu/ugrad_handbook/current/chapter3/philosophy.html]FAS”>http://webdocs.registrar.fas.harvard.edu/ugrad_handbook/current/chapter3/philosophy.html) There are generally 50 to 60 concentrators.</p>