the book Ghost Map by Steven Johnson. The questions are meant to inspire critical thinking skills while also demonstrating your knowledge and what you read. You will need to justify your answers and you may use other sources to do so and make sure you're provide all the source and reference you're using yo answers this prompt plz:)

Henry Whitehead, John Snow, William Farr, and Edwin Chadwick all played a pivotal role in the eventual end of this epidemic. Discuss what you believe the contributions of each were and if their views were at odds with one another. Compare and contrast their views and describe how this may have impacted the course of the epidemic.