Learn about your investment options at a TIAA group workshop on Dec. 2 at 11 a.m. or Dec. 15 at 2 p.m. and a Fidelity group workshop on Dec. 1 at 2 p.m. or Dec. 9 at 4 p.m. Adjustments to the investment lineup through the TIAA/CREF and Fidelity Investments platforms will be effective Jan. 6. Read details about the changes and the FAQ.