“…The life span perspective conceptualizes aging as a lifelong process of development and adaptation (Baltes et al, 2006). Research embedded in this perspective has found personality traits to be subject to change across the entire life span (Costa et al, 2019;Graham et al, 2020;Specht, 2017;Specht et al, 2014; for recent reviews, see Bleidorn et al, 2021;Roberts & Yoon, 2021). Although a majority of personality development takes place in adolescence and emerging adulthood (Bleidorn & Schwaba, 2017;Pusch et al, 2019;, personality traits also change in middle and older adulthood (e.g., Allemand et al, 2008;Damian et al, 2019;Kandler et al, 2015;Lucas & Donnellan, 2011;Mõttus et al, 2012;S.…”