Aswath Damodaran, is a Professor of Finance at the Stern School of Business at New York University, where he teaches corporate finance and equity valuation. Aswath damodaran is also Known as "the Dean of Valuation" due to his expertise in that subject. There are many books published by Mr. Damodaran most recent "Narrative and numbers: The value of stories in business".
Mr. Damodaran also runs their youtube channel named "Aswath damodaran" where they teach in depth about valuation and corporate finance along with that they also have their own website named "Musings on market" where they writes blogs.