Hannes Zacher is Professor of Work and Organizational Psychology at Leipzig University in Germany. In his research program, he investigates aging at work and career development, occupational health and well-being, proactive and adaptive employee behavior, and organizational environmental sustainability. Across these research agendas, he employs multiple methodologies, including experimental, longitudinal, experience sampling, and meta-analytic studies. He is currently Editor of the journal Psychology and Aging published by the American Psychological Association.