Question: What professions did Martin Johnson and Neil Tennant share?

Context paragraphs:
Battleship Potemkin (album): Battleship Potemkin is a 2005 album of electronic and orchestral music written by Neil Tennant and Chris Lowe of Pet Shop Boys, to accompany the 1925 silent film "Battleship Potemkin" by Sergei Eisenstein, is performed by Tennant, Lowe and the Dresdner Sinfoniker, conducted by Jonathan Stockhammer, with orchestrations by Torsten Rasch.  The album was released under the name Tennant/Lowe, as Tennant and Lowe are the composers.  The album is produced by the Pet Shop Boys and Sven Helbig.

Neil Tennant (philosopher): Neil Tennant (born 1 March 1950 in South Africa) is Arts & Humanities Distinguished Professor of Philosophy at the Ohio State University.  Along with Michael Dummett, Crispin Wright, and a few others, Tennant is one of the most notable figures in the contemporary realism/anti-realism debate.  He has also written extensively on intuitionistic logic and other non-classical logics.

Release the Stars: Release the Stars is the fifth studio album by Canadian-American singer-songwriter Rufus Wainwright, released through Geffen Records on May 15, 2007.  Pet Shop Boys' Neil Tennant was the executive producer; the album was mixed by producers Marius de Vries and Andy Bradfield.  Wainwright's most commercially successful album to date, "Release the Stars" charted in 13 countries, reaching Top 10 positions in Denmark, Norway, and the United Kingdom, and was certified gold in Canada and the UK.  The album generated three singles: "Going to a Town", which peaked at number 54 on the UK Singles Chart, "Rules and Regulations", and "Tiergarten".

Getting Away with It: "Getting Away with It" was the first single by the English band Electronic, which comprised Bernard Sumner of New Order, ex-Smiths guitarist Johnny Marr, and guesting vocalist Neil Tennant of Pet Shop Boys.  It was first released in 1989.

I Get Along (Pet Shop Boys song): "I Get Along" is a single by the Pet Shop Boys from their album "Release".  A love song, Neil Tennant has also hinted that it can also be interpreted as commentary on the then fraught relationship between British Prime Minister Tony Blair and New Labour architect Peter Mandelson after the latter had to resign again from the British Cabinet after a second major scandal he was involved in.

Martin Johnson (musician): Martin Bennett Johnson (born September 9, 1985) is an American singer, songwriter and record producer.  In addition to being a songwriter and producer, he is the frontman of the pop rock band Boys Like Girls and the new wave band The Night Game.

Neil Tennant: Neil Francis Tennant (born 10 July 1954) is an English musician, singer, songwriter, music journalist and co-founder of the synthpop duo Pet Shop Boys, which he formed with Chris Lowe in 1981.  He also was a journalist for "Smash Hits," and was assistant editor for the magazine for a period in the mid-1980s.

No Regrets (Robbie Williams song): "No Regrets" is a song by English recording artist Robbie Williams.  It was released on 30 November 1998 as the second single from his second studio album, "I've Been Expecting You" (1998).  The song was written by Williams and Guy Chambers.  The song featured backing vocals by Neil Tennant of Pet Shop Boys and Neil Hannon of The Divine Comedy.

One More Chance (Pet Shop Boys song): "One More Chance" is a song by the English electronic music duo Pet Shop Boys, first released as their second single in 1984 and re-recorded for their second album "Actually" in 1987.  The track was originally credited to Neil Tennant and producer Bobby Orlando, before Chris Lowe wrote additional music for the album version.

Pet Shop Boys: Pet Shop Boys are an English synthpop duo, formed in London in 1981 and consisting of Neil Tennant (lead vocals, keyboards, occasional guitar) and Chris Lowe (keyboards, vocals).

Supporting paragraphs: Martin Johnson (musician) Neil Tennant
Answer: singer, songwriter