[planck01]

> That doesn't make the study of human behavior "not science" in my opinion.

It might be valuable and it might be worthwhile to do. But what you describe in itself is not science.

[unityByFreedom]

> science: the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment. [1]

Given the definition, why wouldn't you consider observing human behavior to be science?

[1] https://www.google.com/search?q=define+science