Socialology is a fancy word for the study of society - how people interact with each other, and how things like culture, race, and gender play a role in our lives.
A long, long time ago, when humans were first developing communities and living together in groups, there wasn't really a formal study of society. But fast forward a bit to the 1800s, and that's when sociology as a discipline really started to get going.
One of the very first sociologists was a man named Auguste Comte. He was from France and he had some big ideas about how to study society. He thought that the best way to understand society was to look at it scientifically - which means using data and experiments to figure things out.
Another early sociologist was a German man named Max Weber. He was interested in how religion played a role in society - how it shaped people's beliefs and values.
Then there's Karl Marx, who was from Germany but spent a lot of time in England. He had some pretty radical ideas about how society was set up - he believed that there were different classes of people (the rich and the poor, for example) and that these classes were always in conflict with each other. He thought that this conflict was the driving force behind all of human history.
As time went on, sociologists started to focus on more specific areas of study. There were people who looked at crime and deviance, or how people get labeled as "criminals" and how that affects their lives. There were sociologists who studied gender and sexuality, and how those things shape our experiences.
In the United States, one of the most famous sociologists was a woman named W.E.B. Du Bois. He was born in the late 1800s, and he studied race relations and how African Americans experienced life in the U.S.
Today, sociology is still a very active field of study! There are sociologists who study everything from income inequality to technology to immigration. The most important thing is that they're always looking at how society works, and how we can make it better for everyone.