Who is Durga Nagpal? IAS officer fined Rs 1.63 crore for...; is married to IAS officer Abhishek Singh

The Indian Agricultural Research Institute (IARI) issued the notice, calculating damages using a telescopic formula, starting at Rs 92,000 for the first month and rising progressively, capping at Rs 4.6 lakh per month. Whp is IAS Durga Shakti Nagpal?