However, reporting on this research, Scientific American quoted Harvard biologist Evan Balaban, who said that it would be “almost infinitely harder to discover genes for behavioral disorders. ” In fact, research attempting to link specific genes to human behavior has been unsuccessful.
त्या वृत्तात एक उदाहरण दिले आहे: “१९०५ सालाआधी जन्मलेल्या अमेरिकन लोकांमध्ये, ७५ वर्षे वयापर्यंत नैराश्‍येला बळी पडलेल्यांचे प्रमाण १ टक्का होते.