Mather attended the Aspen Music Festival and School in the summers of 1957 and 1958 through a scholarship provided by the Women's Musical Club of Toronto and the Beta Sigma Phi International Sorority.
Marlyn received a Beta Sigma Phi award for his first novel, a tale of poor immigrant life during the 1920s, set in Winnipeg's North End.
Sigma Chi | Alpha Phi Alpha | Sigma Xi | Sigma Alpha Epsilon | Omega Psi Phi | Delta Sigma Theta | Beta | Phi Kappa Phi | Tau Beta Pi | Phi Mu Alpha Sinfonia | Phi Kappa Psi | Phi Delta Theta | Phi Kappa Theta | Alpha Delta Phi | Phi Beta Sigma | beta | Sigma Corporation | Sigma Alpha Mu | Zeta Beta Tau | TGF beta 1 | Sigma Phi Epsilon | Sigma | Kappa Sigma | Beta Gamma Sigma | The Beta Band | Tau Beta Sigma | Six Sigma | Sigma Alpha Iota | Phi Theta Kappa | Phi Sigma Kappa |