Education
 
Ph.D. in Electrical Engineering, Texas Tech University, December 1985.  Dissertation concerned high current switching using thyristors.
M.S.E.E., Texas Tech University, December 1982.  Thesis dealt with design, construction, and testing of a power semiconductor fabrication facility.
B.S.E.E., Texas Tech University, graduated Magna Cum Laude, May 1980.
 
Research Interests
 
· Power Electronics
· Power Semiconductor Devices
· Wide Bandgap Semiconductors
· Packaging and Thermal Effects
· Renewable Energy Systems: Solar, Wind, Hydrogen, Nuclear
· Advanced Transportation
 
Experience (bold indicates active)
v January 2015-present, Chair of Board of Directors, Lincoln Electric System (LES)
v January 2004 to present, Professor and Department Chair of Electrical & Computer Engineering, University of Nebraska – Lincoln.
· 2011, Interim Director of Nebraska Center for Energy Sciences Research, University of Nebraska – Lincoln.
v January 2012-2014, Vice-Chair on Board of Directors, Lincoln Electric System (LES)
v Feb. 2010 to present, Member Board of Directors, Lincoln Electric System (LES)
v August 2009 to Dec. 2010 and January 2012 to present, Associate Director of Nebraska Center for Energy Sciences Research, University of Nebraska – Lincoln.
February 2008 to 2013, Director of Nebraska Wind Applications Center, University of Nebraska – Lincoln.
Aug. 1998 to Dec. 2003, Professor, Electrical Engineering Department (formerly ECE), University of South Carolina.
March 1998 to November 2000, Interim Chair of Electrical and Computer Engineering Department, University of South Carolina.
January 1995 to February 1998, Associate Chair of Electrical and Computer Engineering Department, University of South Carolina.
May 1991 to Aug. 1998, Associate Professor, Electrical and Computer Engineering Department, University of South Carolina.
June 1985 to May 1991, Assistant Professor, Electrical and Computer Engineering Department, University of South Carolina.