His research interests include the design and analysis of algorithms, in particular quantum algorithms, signal and image processing, and cryptography. His research is supported by grants from the National Science Foundation, and from a Telecommunications and Informatics Initiative of Texas A&M University.
Dr. Klappenecker received a National Science Foundation CAREER award and a TEES Select Young Faculty award in 2004, was named Fellow-at-Large of the Santa Fe Institute in 2000, and received highest distinction for his Ph.D. thesis.