Texas Employees Retirement System, Austin, issued an RFP for a general investment consultant, confirmed spokeswoman Mary Jane Wardlow. The general investment consultant advises on the $24.6 billion funds assets that are externally managed, about 33% of total assets; remaining assets are handled in-house. Current general consultant Callan Associates contract expires Aug. 31; Callan can rebid. The RFP is available at http://esbd.cpa.state.tx.us. Responses are due by 4 p.m. CDT May 23. A date for selection has not been determined.