• About Us

    Our Purpose, History and Vision

  • Our Mission

    Personality Central's mission is to transform product
    salespeople into trusted High Networth Consultants.

    Our Value Proposition

    Most salespeople don’t know how to grow their income except by working harder, so we created a framework that helps them to sell to the affluent, close bigger deals and become trusted consultants to the High Networth.

  • Our History



    Establishment of
    Knowledge Base

    The founder Ethan Lin obtains his MBTI Certification and develops Personality-Central.com, learns all about human psychology through research and study.




    of Training Company

    With the knowledge and insights he obtained, he starts the training company with the purpose of improving communication and interpersonal relationships.




    of Sales Program

    Ethan ventures into the arena of sales, and focuses on the soft skill aspect of sales training, teaching salespeople to use practical psychology to improve their effectiveness.


    Additional Development
    of Program

    After several successful runs of his sales program People Mastery for Sales, Ethan continues to refine the program to meet the specific needs of salespeople. 


    Publishing of first book,
    'The Mind Reader'

    Ethan publishes his first book in September 2017, which focuses on teaching salespeople the art of profiling and persuading clients.



    Expansion of Business into
    the Corporate Space

    The training is well-received by many organizations, including DBS, Citibank, AIA among others. Ethan focuses on development of advanced programs to focus on salesperson success.

  • Our Values

    What we believe in and stand for.

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    The first key to success is to do what you say.

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    A great learning attitude and acceptance of feedback.

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    Care for Others

    The heart of sales and leadership is a desire for the well-being of others.

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    Committed people make a real difference in the world.

  • The Founder

    Find out more about our founder and principal trainer.

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    Ethan Lin Yihan

    Founder, Personality Central
    Creator of the Human Intelligence System

    • BBM, BAcc, Cum Laude, Singapore Management University
    • Certified MBTI© Practitioner
    • Certified ACTA by Workforce Development Agency
    • Founder of www.personality-central.com, with over 100,000 unique monthly visitors
    • Clients include prominent firms like DBS, Citibank, AIA, Prudential and AXA.
    • Featured in Asian Entrepreneur, 8 Days, Lianhe Wanbao, I-Weekly and Gold 90.5 FM and 93.8 FM Live
  • Contact us for Corporate Training.

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