Philippa Boyens

Philippa Jane Boyens MNZM (born 1963) is a New Zealand screenwriter who co-wrote the screenplay for The Lord of the Rings series, King Kong, The Lovely Bones, and the three-part film series The Hobbit. Description above from the Wikipedia article Philippa Boyens, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Cast

Recreating the Eighth Wonder: The Making of 'King Kong'
Self

Beyond the Movie: The Fellowship of the Ring
Self

A Filmmaker's Journey: Making 'The Return of the King'
Self

Beyond the Movie: The Return of the King
Self - Co-Screenwriter

Passage to Middle-Earth: The Making of 'The Lord of the Rings'
Self

Ringers: Lord of the Fans
Self

The Quest Fulfilled: A Director's Vision
Self
Crew

The Lord of the Rings: The Fellowship of the Ring
Screenplay

The Lord of the Rings: The Return of the King
Screenplay

The Lovely Bones
Screenplay, Producer

King Kong
Writer, Co-Producer

The Hobbit: An Unexpected Journey
Screenplay, Co-Producer

The Hobbit: The Desolation of Smaug
Screenplay

Mortal Engines
Executive Producer, Co-Producer, Screenplay

The Hobbit: The Battle of the Five Armies
Co-Producer, Screenplay

District 9
Co-Producer

The Lord of the Rings: The Hunt for Gollum
Writer, Producer

The Sorrows
Executive Producer

The Lord of the Rings: The War of the Rohirrim
Producer, Story

The Lord of the Rings: The Two Towers
Screenplay