A post-graduate from Gujarati College, Indore, Dave was first elected to the Rajya Sabha in August 2009.
He was on Tuesday sworn-in as Minister of State in the Union council of ministers.
Dave has been on various parliamentary panels like Committee on Water Resources, Consultative Committee for the Ministry of Information and Broadcasting, Parliamentary Forum on Global Warming and Climate Change.
Dave has also written several books both in English and Hindi. 'Srajan Se Visarjan Tak', 'Chandra Shekhar Azad', 'Sambhal Ke Rahna Ghar Mein Chhupe Hue Gaddaro Se' and 'Shatabdi Ke Paanch Kale Panne' are some of his books written in Hindi.
'From Amarkantak to Amarkantak' -- the point where the Narmada river originates in Madhya Pradesh -- and 'Beyond Copenhagen' are his writings in English.
Born on July 6, 1956, in Barnagar in Ujjain, Dave has remained unmarried.