Noted social worker Ela Ramesh Bhatt was on Monday conferred the Indira Gandhi Prize for Peace, Disarmament and Development by President Pranab Mukherjee. Bhatt, the founder of Self-Employed Women's Association, was conferred the Indira Gandhi Prize for 2011 at a function in Rashtrapati Bhavan in the presence of Prime Minister Manmohan Singh and Congress president Sonia Gandhi.