The Sigma Zeta Chapter of Sigma Alpha Mu Fraternity has played a large role in Greek Life since its installation at Indiana University. As a growing fraternity, the Sigma Zeta chapter has officially become the largest on-campus chapter of 'Sammy'. The mission of Sigma Alpha Mu is to guide each undergraduate member toward a more meaningful life, to prepare members for responsible fraternity and community involvement, and to create social and service opportunities for its alumni.
The brotherhood at Sigma Alpha Mu fraternity is one of the strongest on campus. The brothers of the house instill and maintain love for and loyalty to Indiana University and its ideals. Sammy has inculcated among its brothers, ideals resulting in the highest precepts of true manhood, democracy, and humanity.