Question: The Secret Garden was written by which keyboardist for the 1970s band Heatwave?

Context paragraphs:
You Raise Me Up: "You Raise Me Up" is a song originally composed by Irish-Norwegian duo Secret Garden.  The music was written by Secret Garden's Rolf Løvland and the lyrics by Brendan Graham.  After the song was performed early in 2002 by the Secret Garden and their invited lead singer, Brian Kennedy, the song only became a minor UK hit.  The song has been recorded by more than a hundred other artists including Josh Groban, who popularized the song in 2003; his rendition became a hit in the United States.  The Irish band Westlife then popularized the song in the UK two years later.  "You Raise Me Up" is sung as a contemporary hymn in church services.

Current (album): Current is the fifth album by funk-disco band Heatwave, released in 1982 on the Epic label.  It was produced by Barry Blue.

Hot Property (album): Hot Property is the third album by funk-disco band Heatwave, released in 1979 on the GTO label in the UK and the Epic label in the US.  It was produced by Phil Ramone.

The Secret Garden (Sweet Seduction Suite): "The Secret Garden (Sweet Seduction Suite)" is a song by Quincy Jones featuring Al B. Sure! , James Ingram, El DeBarge, and Barry White.  It was released as a single from Jones's 1989 album, "Back on the Block".  The single peaked at #1 on the "Billboard" Black Singles chart for one week in 1990.  It also reached #31 on the "Billboard" Hot 100, #26 on the Hot Adult Contemporary chart, and #67 on the UK Singles Chart.  "The Secret Garden (Sweet Seduction Suite)" was written by Jones, Rod Temperton, Siedah Garrett, and DeBarge and produced by Jones.

Candles (album): Candles is the fourth album by funk-disco band Heatwave, released in 1981 on the GTO label in the UK and the Epic label in the US.  It was produced by lead singer Johnnie Wilder, Jr. and James Guthrie.

Too Hot to Handle (Heatwave album): Too Hot to Handle is the debut album by funk-disco band Heatwave, released in 1976 on the GTO label in the UK and in 1977 on the Epic label in the US.  It was produced by Barry Blue.

The Secret Garden (1949 film): The Secret Garden is a 1949 US drama film.  It is the second screen adaptation of the classic 1911 novel by Frances Hodgson Burnett (the first adaption was a silent version filmed in 1919) which starred Lila Lee and Spottiswoode Aitken.  The screenplay by Robert Ardrey was directed by Fred M. Wilcox.  It centers on a young orphan who is thrust into the dark and mysterious lives of her widowed uncle and his crippled son when she comes to live with them in their isolated country house in Yorkshire, England.  A 1987 "Hallmark Hall of Fame" TV film, "The Secret Garden" stars Gennie James and Jadrien Steele.  A later adaptation "The Secret Garden" was made starring Kate Maberly and Heydon Prowse.

Rod Temperton: Rodney Lynn "Rod" Temperton (9 October 1949 – September/October 2016) was an English songwriter, record producer and musician.  He initially made his mark as the keyboardist and main songwriter for the 1970s R&B, funk and disco band Heatwave, whose hit songs included "Boogie Nights" and "Always and Forever".

The Secret Garden (1987 film): The Secret Garden is the 1987 Hallmark Hall of Fame TV film adaptation of the novel "The Secret Garden", aired on CBS November 30, 1987 and produced by Rosemont Productions Limited, who also produced "Back to the Secret Garden".  The film stars Barret Oliver, Jadrien Steele, Billie Whitelaw and Sir Derek Jacobi.

Always and Forever (Heatwave song): "Always and Forever" is an R&B song written by Rod Temperton and first recorded by the British-based multinational funk-disco band Heatwave in 1976.  Released as a single in 1977, the song is included on Heatwave's debut album "Too Hot to Handle" and has been covered by numerous artists.

Supporting paragraphs: The Secret Garden (Sweet Seduction Suite) Rod Temperton
Answer: Rodney Lynn "Rod" Temperton