The Peer-led Learning Center provides extra help to students in many of the courses offered by the Chemistry Department. It is located in the Havemeyer 7th Floor Lounge, and students are encouraged to drop in during any of the open hours. The Center’s tutors are Columbia students who have taken and excelled in the courses they teach. All tutors can provide guidance for Introductory Chemistry, General Chemistry Lecture, and Organic Chemistry Lecture. Many of the tutors can also provide help for other courses. These are listed below.