She is the daughter of John Shearer, a former Oxford University graduate and British Broadcasting Corporation employee who worked for many years as Head of Broadcasting for the North before transferring to the South, and Tamasin Day-Lewis, documentary maker, former Telegraph columnist and author of a number of cookbooks. Miranda is also the granddaughter of Poet Laureate C. Day-Lewis and actress Jill Balcon and the eldest niece of three-time Oscar-winning actor Daniel Day-Lewis.
She is a resident of Somerset. Miranda Shearer has written two books She wrote the first book My Turn To Cook at the age of 18 for her former boyfriend to take to university.
lieutenant was re-published under the name The book is for students missing home-cooked food at university.
lieutenant has gone on to become a bestseller, and a common sight in many student kitchens. Big Secrets for not so Little Girls is described as "dazed and confused teenagers to twentysomethings, full of non-patronising advice on how to survive as a girl".
After studying Hispanic Studies and History of Art at Bristol University she worked for Star magazine in New York, before returning to Somerset to write for the Western Gazette (Northcliffe) based in Yeovil. She worked as the reporter for the Somerton and Langport edition before becoming the district reporter for Fosse Way Magazine.
In 2009 she attended University West of England and completed the Graduate Diploma in Law and the Bar Professional Training Course.
She also used to worked at Broomhead & Saul in Somerset.
She was called to the Bar in 2011 and is a member of Gray"s Inn.
