The essential idea of the whole brain approach is that high levels of competence in most practical disciplines require that “hard” skills are balanced with “soft” skills, including more general types of knowledge and abilities such as systems thinking, “historical thinking,” ethical thinking, and self-awareness. This is particularly true in the complex and dynamic world of portfolio construction, where there exist multiple “schools of thought” for understanding markets and constructing portfolios, as well as a range of social and situational dynamics that shape real-worl...