Witmer intended to get his doctoral degree under Cattell's supervision, However Cattell suddenly left the University of Pennsylvania, effectively abandoning his students, and laboratory.
However, Cattell suddenly left the University of Pennsylvania, effectively abandoning his students and laboratory. Witmer intended to get his doctoral degree under Cattell's supervision.
Witmer intended to get his doctoral degree under Cattell's supervision. However, Cattell suddenly left the University of Pennsylvania, effectively abandoning his students and laboratory.
Witmer intended to get his doctoral degree under Cattell's supervision. However, Cattell suddenly left the University of Pennsylvania, effectively abandoning his students and laboratory.