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Personality types

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Using MBTI in Machine learning

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Personality types

  1. 1. Personality Testing SHAMAIL GULREZ MS (HRM)
  2. 2. Agenda  Introduction  The Myers-Briggs Type Indicator  Upside vs Downside  Recent Innovations in the use of MBTI  Ethical Considerations
  3. 3. What Is Personality Type? Personality type is a model for explaining how we perceive and make sense of our external and internal experiences.
  4. 4. Why understanding Type can be useful  Common language  Deeper understanding  Understand differences between people  Work better together 4
  5. 5. The Myers-Briggs Type Indicator  Myers-Briggs Type Indicator (MBTI) is a widely used instrument  More than 60 years of Research and Development  2 million people plus complete the MBTI each year worldwide  Does not measure skill, abilities, attitudes, emotional or mental health  No preference is good or bad, better or worse 5
  6. 6. Type dichotomies (pairs of preferences) 6
  7. 7. Careers Based Personality Type:
  8. 8. Lawyer career development  Initially:  I : writing, thoughtful  S : factual, details, methodical  T : logical, sceptical  J : punctual, organised, planner  As becomes more senior:  E : express opinions, network, share, show energy  N : lateral thinking, future, big picture, patterns  F : empathy, caring, insights  P : responsive, adaptive 8
  9. 9. Advantages  Managing the Cloning Dilemma  Gaining a deeper insight into candidates  Team building  Improving the culture
  10. 10. Disadvantages  Tests take time and cost money  Rules and regulations  They aren’t the final answer Test results can be faked !!!
  11. 11. Linguistic Inquiry and Word Count  More commonly known as LIWC  Designed by James W. Pennebaker, Roger J. Booth, and Martha E. Francis  Developed in 2007
  12. 12. What is LIWC?  Text analysis software  Calculates the degree to which people use different categories of words  Determines use of:  positive emotions  self-references  negative emotions  Social words  70 other language dimensions.
  13. 13. Sample Text Sometimes I feel as though there are two me's, one coasting directly on top of the other: the superficial me, who nods when she's supposed to nod and says what she's supposed to say, and some other, deeper part, the part that worries and dreams... Most of the time they move along in sync and I hardly notice the split, but sometimes it feels as though I'm two whole different people and I could rip apart at any second.
  14. 14. LIWC Results LIWC Dimension Your Data Personal Texts Formal Texts Self-references (I, me, my) 6.33 11.4 4.2 Social words 8.86 9.5 8.0 Positive emotions 1.27 2.7 2.6 Negative emotions 1.27 2.6 1.6 Overall cognitive words 5.06 7.8 5.4 Articles (a, an, the) 6.33 5.0 7.2 Big words (> 6 letters) 11.39 13.1 19.6 source: http://www.liwc.net/index.php Details of the writer: 26 years old female Date/Time: 7 May 2015, 2:49 pm The text you submitted was 79 words in length.
  15. 15. Linking LIWC to Personality  The Seventh International Conference on Internet and Web Applications and Services  Three doctorate scholars from University of Patras, Greece  Presented a research paper based on using LIWC to pinpoint personality types.
  16. 16. Linking LIWC to Personality contd… Using the scores of the language dimensions given by LIWC recruiters can easily pin down the personality type of candidates using multiple regression analyses e.g. E = S + 1.335*P – 2.250*N E = 8.86 + 1.335(1.27) – 2.250(1.27) E = 7.69795 ICIW 2012 : The Seventh International Conference on Internet and Web Applications and Services
  17. 17. Ethical Considerations  A core ethic of the MBTI assessment is that results are given only to the respondent.  Candidates should be informed beforehand if they are to be psychologically analyzed.  Any personality type resource you use should clearly respect the value of diversity.

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