Phil 100 1nd Edition Lecture 20 Outline of Last Lecture I. Problem of Personal Identity cont’dOutline of Current Lecture II. Personality TheoryCurrent LecturePersonality TheoryPerson B at t2 is the same person as Person A at t1IfB and A have the same basic personalitySybil Objection:-Dissociative Personality Disorder (Multiple Personality Disorder)- Sybil is 1 person with 16 diferent personalitiesB (Edgy Sybil) and A (Sweet Sybil) have the same basic personality - FALSEResponses to Sybil Objection:1. Sybil is not one person2. Sybil is one person with one extremely complex personality“Same basic personality”- Define very broadly: friendly, outgoing, easy going- Define very narrowly: likes Beyoncé, teaches dance- *No room to grow!These notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.Psychological Continuity TheoryPerson B at t2 is the same as Person A at t1IfB and A are psychologically continuousBrain TheoryPerson B at t2 is the same as Person A at t1IfB & A have the same brainSoul Theory Person B at t2 is the same as Person A at t1IfB and A have the same soulMind Body Dualism (aka: substance dualism or Cartesian dualism)- Descartes:o We are immaterial minds that live inside a human bodyDescartes’ Conceivability Theory1. All physical objects must be physical objects2. It is possible that you are a purely mental (immaterial) substance3. If 1 and 2, then you can’t possibly be a physical substance4. You can’t possibly be a physical