Complex sentence: Lutz studied philosophy, theology, mathematics and statistics at the Universities of Munich, Vienna and Helsinki and holds a Ph.D. in Demography from the University of Pennsylvania (1983) and a second doctorate (Habilitation) in Statistics from the University of Vienna.
Split into simpler sentences: Lutz studied philosophy, theology, mathematics and statistics at the Universities of Munich, Vienna and Helsinki. He holds a Ph.D. in Demography from the University of Pennsylvania (1983) and a second doctorate (Habilitation) in Statistics from the University of Vienna.