Home › Authors › Clifford Simak 👤 Clifford Simak 3 books Books by Clifford Simak Variable Man and Other Stories Variable Man and Other Stories 2017 Works of Clifford Simak Works of Clifford Simak 2013 Wicked Sci-Fi Pulp -- the Real Wicked Sci-Fi Pulp -- the Real Stuff From 1954 2012