This slide set is intended to be a helpful resource for lecturers presenting to audiences with a broad range of experience and training, including but not limited to medical students, medicine and family practice residents, nurse practitioners, physician assistants, primary care physicians, and physicians trained in sleep disorders medicine. It covers current theories of the cause of insomnia and diagnostics and classification controversies, as well as pharmacologic and non-pharmacologic treatment options. This downloadable and fully editable PowerPoint presentation is delivered to you on a USB flash drive.