“The cooperative, loving side of existence goes hand in hand with coping and power, but neither the one nor the other can be neglected if life is to be gratifying.”

American existential psychologist and author

Rollo Reece May was an American existential psychologist and author. He lived from 1909 to 1994 and is best known for Love and Will, published in 1969. He is closely associated with humanistic psychology and existentialist thought, and he was a major advocate of existential psychotherapy alongside Viktor Frankl. His work was shaped in part by his friendship with the philosopher and theologian Paul Tillich, whose influence he acknowledged in his writing.