Here is Gireesh Gupta, Associate Professor at Belmont Abbey College writing about the history of Hinduism
Around 1500 B.C.E., Indo-Aryans entered India through the northwest region. Scholars differ on the exact venue where the Indo-Aryans lived before migrating into India. Some scholars believe that they came to India from Central Asia.[Hinduism is one of the Oldest Religions of the World]
According to some genetic studies done recently Indo-European speaking population did not come from Central Asia and were native to the subcontinent for a few millennia. At least you can tell the Professor to read those papers, but what do you tell Charlene Wilkinson of Guyana?
My North American years were instructive. I discovered a culture of African American scholars who understood the centrality of Black people in the creation of human civilization. I learned that the Indus Valley civilization of India was a Black one before the coming of the Aryan invaders;[I beg you to turn away from shallow arrogance]