Semester 1fall
Building the department map…
Building the department map…
Department paths
A suggested order for the 4 courses on the map, built from prerequisite chains and how often each course has run in fall and spring across the last 12 regular terms. It is not the department’s plan, and it is not a promise a course will run. Confirm against the department’s own advising material.
Generated from Columbia University’s catalog, prerequisite, and concentration data. Spotted an error? Departments can adjust labels, ordering, and notes without a code change, so contact us.
Semester 2spring
Intro tiers at the top, advanced work below; arrows point from a prerequisite to the course it unlocks. Courses from other departments appear where they gate CSBS work. Click any course to see what it requires and unlocks without leaving this page; hovering lights up its neighbors. The lists on this page carry the same courses in text form.
Showing the 4 CSBS and feeder courses that have prerequisite links. 1 more CSBS course have no recorded prerequisites. They are listed under Tracks below, not drawn as loose dots here.
Upper-level clusters, grouped by the gateway that opens them.
The deepest prerequisite chains in CSBS. These are the routes that take the most semesters to climb.
2 courses deep, ending at CSBS W3761
All CSBS courses in the Columbia catalog
Grade medians are for verified students. Sign in with your school email to see them.
Use your school emailInstructors on CSBS sections in Fall 2026, from the registrar's schedule.
No clubs or organizations on record under CSBS yet.
This shows once five students share their club memberships.
CSBS does not run a page here yet. When it does, its events show up here and on the Columbia campus feed.