Joseph Priestly: (Abbey Lloyd and Alexis Leonard) o Went to school to be a minister o Returned to theology to prove Christian facts scientifically o He taught natural philosophy to his students and brought in scientific instruments for them. o Promoted education of middle-class women o He was the first to discover that electrical force followed an inverse-square law. o Accepted into the Royal Society o He is best known for isolating Oxygen in its gaseous state. o Invented soda water.