Von Restorff is wrong with functional fixedness because he instead is known with the isolation effect.
Katona and productive thinking in geometry do not match
Zeigarnik effect has nothing to do with leadership research. It is instead known to be the effect that occurs when an interrupted activity is readily recalled.
"He is an absolute monarch, untouchable and distant. But, even more then that, he is the Sun King. That symbolism of the Sun King is very visible in the architecture of the Versailles. ... The formality and grandeur of the gardens symbolized Louis XIV's absolute power, even over nature, according to Gudek Snajder.