Aerospace engineer and researcher with more than 20 years of experience in research and development of spacecraft structures. Authored or co-authored over 40 professional publications. Research topics include • concurrent development of composite primary structures• elastically deployable systems and materials, • optical precision structures and mechanisms, • structural design methodologies for dimensional stability,• multi-disciplinary design of large aperture space systems, and • experimental methods.Specialties: deployable structures, structural design and analysis, precision structures and mechanisms, composite airframes for manned spacecraft