Which influential medieval Islamic scholar, often called the "father of modern psychology," wrote extensively on the human psyche, memory, and perception in works like "The Book of the Eye"?

The economic rise of the Hanseatic League in the late Middle Ages was significantly propelled by its control over the trade of which vital commodity, crucial for both food preservation and industrial processes like tanning?

Which 17th-century English philosopher, known for his empiricism, proposed that the human mind at birth is a 'tabula rasa' or blank slate?