Is there an IQ requirement to understand the following schools of philosophy based on the academic background considered prerequisites to read them?
-Kant
-Leibniz
-Hume
-Phenomenology
-Cybernetics
-Deleuze
-Whitehead
-Frankfurt
-Habermas
-Godel's modal logic and incompleteness theorem
-Deleuze's books on Kant, Bergson, Spinoza, Nietzsche
-Theological arguments of Paul Davies, Alvin Plantinga, P. F. Strawson, Karl Otto Appel