The Department of Integrative Biology is committed to providing the best training and education in the field of biology for UW-Madison undergraduate and graduate students.

With 19 faculty and 14 affiliated faculty members, research and education in the Department of Integrative Biology spans all levels of biological organization, considers a diverse range of taxa and systems, and addresses a wide array of basic and applied research questions.

Explore our Majors

Biology (L&S)

The biology major is designed for students who are interested in a broad exposure to the concepts and methodologies of the biological sciences, as well as those interested in a more specific sub-discipline.

Molecular Biology

The molecular biology major is a sub-discipline of biology that studies the composition, structure, and interactions of molecules that carry out biological processes essential for cellular functioning.


The neurobiology major is a sub-discipline of biology that examines cells of the nervous system and the organization of these cells into functional circuits that process information and mediate behavior.


The zoology major is a sub-discipline of biology that examines the organization of animals, from the cellular to the systems level, including the study of interactions of animals with their environment.



  • The Department of Integrative Biology invites applications for an Accountant. Deadline to apply is April 10.
  • The Department of Integrative Biology is now accepting TA applications for the fall 2019 semester. Please fill out the application form and email it to Nazan Gillie by the application deadline of April 7, 2019 at 11:59pm.
  • Students: Do you have questions about spring enrollment (wait lists, swapping sections, course openings, etc.)? For Zoology 151/153-152, contact Jean Heitz ( For all other Zoology courses, contact Nazan Gillie (
  • Looking to take Zoology courses this summer term? See the updated 2019 Summer Course Listing.
  • Scholarships are available for summer term. Applications open February 15. Click here for more information.
  • To enroll in a Directed Study (199, 299, 699), Honors Thesis (681, 682), or Senior Thesis (691, 692) in iBio, please fill out this Course Authorization Form.