Please meet with your Sun Life Benefit Counselor to learn about, choose or waive your benefit options. New Benefit Options: Voluntary Life, Accident, Critical Illness and Cancer Plans Assurant/Sun Life is again offering the Short Term and Long Term Disability Plans that integrate with your STRS or SERS disability plans. Meet with the Benefit Counselor to determine how these plans will provide you with important income when you need it most.