Dr. John Lucey at the University of Wisconsin, Madison: https://foodsci.wisc.edu/faculty/lucey/
2014 study showing why mozzarella is the best cheese for pizza (not free): https://onlinelibrary.wiley.com/doi/abs/10.1111/1750-3841.12540
Good supplemental reading on different mozzarella types (not free): https://www.sciencedirect.com/science/article/pii/B978008100596500679X
Photo of man in Wisconsin cheesehead hat, used under Creative Commons license: https://www.flickr.com/photos/jjandames/8569150934
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