What was the overall goal of social reforms

People who are involved in social reforms do so with the aim of improving the quality of life. Social Reform is a kind of social movement that aims to make gradual change, or change in certain aspects of society, rather than rapid or fundamental changes.

so they can differentiate themselves from others as they saw themselves as the superior race. the star was basically a symbol that meant you are a less of a person than i am because of my race. the star was also degrading for those who had to wear it because they were aware of this and the nazis used the notion to make them feel less like a person.