Three finalists have been selected for director of the Hawaii Institute of Geophysics and Planetology at the University of Hawaii at Manoa.

The candidates, scheduled for two-day visits to cover department discussions and meetings with senior administrators, faculty, staff, students and constituents, are:

» Rhett Butler, interim director of the Hawaii Institute of Geophysics and Planetology, April 21-22. Presentation: "Sharing Science for Society: Studying a Great Tsunami Threat to Hawaii," April 22, 3 p.m. Pacific Ocean Science Technology Building 723.

» Jonathan Dehn, research professor, Geophysical Institute, University of Alaska at Fairbanks, April 28-29. Presentation: "The Midwest to Hawaii in 6 Geophysical Steps," April 29, 3 p.m., POST Building 723.

» John LaBrecque, lead, Earth Surface and Interior Focus Area, NASA Science Mission Directorate, May 1-2. Presentation: "Tracking Tsunamis," May 2, 3 p.m., Marine Sciences Building 114.