TransfermaticProfessors at Sierra College

    Sean M. O'Brien

    Department
    BIOL
    Recent Semesters Teaching
    Spring 2026, Spring 2025
    Typical Class Size
    Not published
    Spring 2026 Classes
    View Sean M. O'Brien's Spring 2026 classes
    Courses
    BIOL 0016C - Vernal Pools and Calif Prairie