Fate of Worlds: Return From the Ringworld

EDWARD M. LERNER worked in high tech for thirty years, as everything from engineer to senior VP. He writes near-future technothrillers, most recently Fools' Experiments and Small Miracles, and far-future space epics like the Fleet of Worlds series with colleague Larry Niven. Ed blogs regularly at SF and Nonsense, http://edward-m-lerner.blogspot.com/