A reporter or journalist was "someone who watches what's going on in the world, and then tells other people about it", according to Silo Crook. Their work was generally focussed on important news, rather than trivialities. (AUDIO: The Year After I Died)
The Doctor encountered many journalists throughout his travels. In 1899, the Sixth Doctor and Peri met Winston Churchill when he was a war correspondent in the Boer Wars. (PROSE: Players)
In the 1960s, TV journalist Harold Chorley covered the British Army's fight against the Great Intelligence and its robot Yeti in the London Underground. (TV: The Web of Fear)
Shortly after UNIT was formed, journalist James Stevens began investigating the organisation. (PROSE: Who Killed Kennedy)
In the 1970s, TV journalist Alastair Fergus covered Prof. Gilbert Horner's excavation at Devil's Hump. (TV: The Dæmons)
Journalist Jamie Ferguson was killed while investigating strange goings-on near Puddlesfield. (COMIC: The Celluloid Midas)
Journalist Sarah Jane Smith became the Third Doctor's companion. (TV: The Time Warrior)
In 2001, the Sixth Doctor and the Brigadier met journalist Claire Aldwych, who was investigating strange goings-on in Turelhampton. (PROSE: The Shadow in the Glass)
In 2003, journalist Gideon Crane went to Malebolgia to investigate Brigham Elisha Dashwood III's PSI machine. (AUDIO: Minuet in Hell)
In 2006, the Seventh Doctor met journalist Ruby Duvall, who was covering the SS Elysium's tour of Antarctica. (PROSE: Iceberg)
In 2007, the Seventh Doctor persuaded journalist Shreela Govindia to submit an article he had written about telekinesis under her name as part of his plan to defeat the Butler Institute. (PROSE: Cat's Cradle: Warhead)
In 2008, journalist Vivien Rook was killed while investigating Harold Saxon. (TV: The Sound of Drums)
In 2009, the Tenth Doctor and Donna Noble met journalist Penny Carter, who was investigating Adipose Industries. (TV: Partners in Crime)
Later that year, journalist Jo Nakashima was killed while investigating ATMOS. (TV: The Sontaran Stratagem)
In 2013, the Tenth Doctor met journalist Kate Maguire, who was investigating Hyperville. (PROSE: Autonomy)
Lillian Belle was a journalist living on Sunlight 349 and interviewed Daniel Ash at the site of a train crash. (PROSE: The Dalek Generation)
Amy Pond began writing travel articles once the Doctor gave her and Rory a normal life. (TV: The Power of Three)
By 200,100, when news had been entirely replaced with entertainment, such as game shows, broadcast from the Game Station, (TV: Bad Wolf, The Parting of the Ways) the general population on Earth did not know what a reporter was. When Malfi Pryn met reporter Silo Crook, one year following the Game Station's end, he had never heard the term, and on hearing its definition, likened it to his sister's gossiping. (AUDIO: The Year After I Died)