The Diary Of A CEO with Steven Bartlett The Diary Of A CEO with Steven Bartlett

Most Replayed Moment: The 4 Personalities Living In Your Brain! How To Switch Between Them

Jun 19, 2026 · 25m

Summary

Steven Bartlett explores the brain's four distinct personalities: left-thinking, left-emotional, right-emotional, and right-thinking. He explains how each hemisphere handles time, safety, and identity, using lateral light stimulation to demonstrate switching between focused and relaxed states. The discussion highlights neuroplasticity, the biological basis of trauma and addiction, and the importance of balancing these internal characters to find peace and purpose.

Topics discussed

Sponsor: NetSuite AI for business Brain anatomy and the four personalities Character 1: Left thinking and logic Character 2: Left emotion and past pain Character 3: Right emotion and playfulness Character 4: Right thinking and wisdom The miracle of existence and gratitude Demonstration: Stimulating the left hemisphere Demonstration: Stimulating the right hemisphere Scientific basis and Harvard studies Practicing balance among the four characters Outro and sponsor message
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