Irving has been described as the father of American Christmas.
De Grazia has been described as the "father of leisure".
In 1900, Science described him as "the father of southern botany."
He is often described as "the father of intelligence analysis".
He was described by his contemporaries as "the father of Auckland".
He has been described as the "father of Jewish environmentalism".
He has been described as the "father of medical ultrasound".
He has been described as the father of Indian journalism.
He has been described as the "father of child psychology".
Several have been described as the "father of underwater archaeology."