The 7 Habits of Highly Effective People (1989) by Stephen Covey (1932-2012) is one of the highest-selling business/self-help books ever written.
The term "Johari Window" is derived from the first names of its creators: Joseph Luft and Harry Ingham. The model was first developed in 1955 and published in the Proceedings of the Western Training Laboratory in Group Development later that year.
The time management matrix appears in a variety of different forms, with different words used to describe the type of activities associated with each quadrant; however, the basic concept is thought to have first originated with US President Dwight D. Eisenhower, who said, “What is important is seldom urgent and what is urgent is seldom important.”
The SWOT framework was developed by American management consultant Albert S. Humphrey and his colleagues while working at the Stanford Research Institute (now SRI International) during the 60s and 70s.
The six thinking hats is Edward de Bono’s most well known model. It is a problem-solving technique used to explore topics, improve the quality and efficiency of decisions, and generate new ideas by examining an issue from a number of different angles.