Visdomino of Ferrara was a man who lived a long time ago in a place called Ferrara. Visdomino was very important because he was a kind of leader in his community.
In those days, people didn't have the things we have today, like electricity or cars or computers. They didn't even have books or TVs or radios! They had to do everything by themselves, like grow their own food and make their own clothes. And because there weren't many doctors, people often got sick and didn't know how to get better.
So Visdomino was really good at helping people in his community. He knew how to use herbs and plants to make medicines, and he knew how to perform surgeries if someone needed help. He also taught people how to stay healthy by exercising and eating good food.
Visdomino was so good at helping people that he became very famous. People from all over the world came to Ferrara just to see him and ask for his advice. He even became friends with some very important people in Italy, like the Duke of Milan and the Pope.
So basically, Visdomino was a really smart and kind man who helped a lot of people and was very famous in his time.