Grebler gathered a staff about him. Among the staff members is Prof. Joan Moore. a sociologist trained at the University of Chicago and now teaching at the University of California. Riverside. a young. woman of great promise who has a special interest in minority problems andis the associate director of the project. Another staff person is Frank G. Mittelbach. also a refugee from Nazi Germany who. as a child. was smuggled into England -to escape the persecution of Adolf Hitler. Mittelbach. a highly competent statistician. is assigned the task of gathering and analyzing hard data on the MexicanAmerican people. To round out his central staff.