LAST week, 1986 batch Haryana cadre lAS Ms Rajni Sekhri Sibal was appointed as additional secretary in the ministry of home affairs (MHA). She was working as the Director General in the National Institute of Entrepreneurship and Small Business Development (NIESBUD) when the order came. But here’s a factoid about this officer. This 58 years old bureaucrat is also the author of “Kamadhenu: Cows of India”, one of the few well-researched books on cows and possibly the only one written by an experienced bureaucrat. The book is more of a…