1. Johansen, B. (2020) Full Spectrum Thinking: How to Escape Boxes in a Post-categorical Future. Oakland, CA: Berrett-Koehler.

2. Edmondson, A. C. (2012) Teaming: How Organizations Learn, Innovate, and Compete in the Knowledge Economy. San Francisco, CA: Jossey-Bass/Wiley. Schein, E. H (2009). Helping: How to Offer, Give and Receive Help. Oakland, CA: Berrett-Koehler.

3. Potter, S. (1951) Gamesmanship. New York: Holt. Potter, S. (1952) One-Upmanship. New York: Holt.

4. Bailyn, L. (2006) Breaking the Mold: Redesigning Work for Productive and Satisfying Lives. Ithaca, NY: Cornell University Press.

5. Edmondson, A. (2012) Teaming: How Organizations Learn, Innovate, and Compete in the Knowledge Economy. San Francisco: Jossey-Bass/Wiley.

6. We introduced this word personizing in our book Humble Leadership (2019) to draw attention to the particular aspects of communication we use when we are building a Level 2 relationship, and we note that Humble Inquiry is perhaps the best example of such personizing.

7. Luft, J. (1961) “The Johari Window.” Human Relations Training News 5 (1), pp. 6–7.

8. A good summary of the vast number of studies done on cognitive bias is McRaney, D. (2011) You Are Not So Smart: Why You Have Too Many Friends on Facebook, Why Your Memory Is Mostly Fiction, and 46 Other Ways You’re Deluding Yourself. New York: Gotham Books. See also Ariely, D. (2008) Predictably Irrational: The Hidden Forces That Shape Our Decisions. New York: Harper.

9. Langer, E. (1997) The Power of Mindful Learning. Reading, MA: Addison-Wesley.

10. Leonard, K., and Yorton, T. (2015) Yes, And: How Improvisation Reverses “No, But” Thinking and Improves Creativity and Collaboration. New York: HarperCollins.

11. Leonard and Yorton, ibid. p. 40