News from the Network Partners Experts Collaborations Honorary Members In Memoriam Related Content Pop Digest - More people prefer not to have children Event - Determinants and measures of early development in the Growing up in Hungary study Pop Digest - Are two languages better than one? News - ERC Announced Starting Grant 2022 Principal Investigators Event - The nest redefined: Global family changes Pop Digest - Are ideals and norms related to fatherhood equal in Europe? William P. Butz Dr. Image Source: private City: Kensington MD 20895 Country: United States of America E-Mail: william.butz@icloud.com Current Position: Retired Main research fields: Family and Children Health Projections and Forecasts Country focus: United States Others