Harriette Cole began following the Siddha Yoga path in 1990. Since 1993 she has offered seva in the SYDA Foundation as a speaker and host in Siddha Yoga teaching and learning events, including Shaktipat Intensives.

Professionally, Harriette is an author, motivational speaker, and leadership coach. She lives in New York City with her husband, George, and daughter, Carrie Madhavi.