[2][3] Kasper was appointed Secretary-General of the International Ski Federation in 1975 by Marc Hodler, its president at the time.
Kasper subsequently succeeded Hodler as FIS president,[2][3] a position he held until one month before his death in 2021.
[2][5] Kasper also sat on the executive committee of the World Anti-Doping Agency starting in 2003.
A nonprofit organization Protect Our Winters condemned the statement and demanded that Kasper resign from the presidency of FIS.
[5] He received an honorary doctorate from the National Sports Academy of Bulgaria in Sofia on 14 December 2007.