ey of Cognitive Architectures 57 4.1 Introduction 57 4.2 Symbolic Cognitive Architectures 58 4.2.1 SOAR 60 4.2.2 ACT-R 61 4.2.3 Cyc and Texai 62 4.2.4 NARS 63 4.2.5 GLAIR and SNePS 64 4.3 Emergentist Cognitive Architectures 65 4.3.1 DeSTIN: A Deep Reinforcement Learning Approach