Teacher-educator international professional development involves personal and professional, research- and practice-oriented, and pragmatic and aesthetic growth. This text encourages teacher educators to explore this work as Ren, or benevolent human beings, in cultivating global professional communities. As faculties engage in Ren as a vital 21st century form of development, new insights may emerge for how to revive and apply this concept in our changing global society. This text begins by discussing evolving concepts of achievement in an era of globalization, contrasting comparative conquest with global notions of relational integrity. Evolving aspects of achievement in 21st century China are also included. The text goes on to explore aspects of 21st century teacher quality and professional development, before presenting a theoretical framework for the international professional development of teacher education faculties as a process of becoming professional individuals, research-based practitioners, and aesthetic engineer...