As an analytical author, Krishna’s books and articles focus on peeling through the various layers of information, clarifying how the events happened, why these happened, who the key participants were, and what the consequences of those events and decisions were. He, therefore, connects multiple threads highlighting the intricacies of the period.
He now devotes his entire energy to this activity. He was interested in Indian history and analysis from an early age, and it continued though he pursued a career in an unrelated field for most of his adult life.