Biography

Helge Kragh is professor of the history of science, Aarhus University, Denmark, where he does research in the history of the physical sciences. Among his publications are Cosmology and Controversy (Princeton University Press, 1996), Matter and Spirit in the Universe (Imperial College Press, 2004) and Conceptions of Cosmos (Oxford University Press, 2007).

By this author :

Book Review
	The Search for the Age of the Universe