Which fields in history are hot right now?

A survey of 40 years of field specializations confirms the impression among some (such as specialists in European and intellectual history) that their specialties are losing ground in the discipline, while also demonstrating the gains of many other fields on long trajectories of growth in the discipline (such as women’s history and histories of parts of the world outside the Northern Hemisphere) and those rising quickly in recent years (specialties in history of the environment and sexuality).