Maria Popova is a #writer, #blogger, and #speaker known for her blog, The Marginalian, which features her writing on culture, books, philosophy and other eclectic subjects. Popova, who started Brain Pickings as Weekly Email to Seven Friends is now a renowned literary and cultural critic. She calls herself "the Cartographer of Meaning in a Digital Age".

References

Maria Popova, wikipedia.org
Maria Popova, Brian Pickings