Many of these explanations were found by David Tall, who has studied characteristics of teaching and cognition that lead to some of the misunderstandings he has encountered in his college students.
Kebanyakan penjelasan-penjelasan ini ditemukan oleh Profesor David Tall yang mempelajari karakteristik pengajaran dan pengenalan yang menyebabkan beberapa kesalahpahaman yang dia temui pada murid-murid universitasnya.