Behavioural Finance is a psychological study in finance, with a special focus on individual level cognitive biases. It emerged over a period of time; Behavioural Portfolio Theory acts as a base for behavioural finance concept. The behavioural portfolio theory was formulated by Hersh Shefrin and Meir Statman (2000) via the theory of needs from Maslow (1943). This alternative formulation called Maslowian Portfolio Theory (MAPT).The origin of Behavioural finance is divided into Psychological, Financial and Economic. Current study is based on reviewing empirical, conceptual and literature based studies focused mainly on Behavioural Portfolio Theory and the author used Emerald insight database which compiles specifically the reputed Investment Journals for the time period 1960-2017.This paper helps in better understanding about the emergence and evolution of Behavioural Finance and how it helps to understand the orientation of investors towards their portfolio construction and investment decisions. © 2020 by Advance Scientific Research.