Question: Who has been a member of more bands, Ian Ball or Kevin DuBrow?

Context paragraphs:
QR III: QR III is the fifth studio album released by American heavy metal band Quiet Riot.  It was released in 1986 on Pasha/CBS.  It is the last album to feature lead singer Kevin DuBrow until the 1993 album "Terrified".

Ian Ball: Ian Thomas Ball (born 19 October 1975) is an English musician, most notable for being part of the indie rock band Gomez, sharing lead vocals and guitars.  He has also performed and released two solo albums (as of June 2017).  He is also a member of the 14 piece supergroup Operation Aloha (album).  along with fellow Gomez member Olly Peacock.

Alive and Well (Quiet Riot album): Alive and Well is the ninth studio album by heavy metal band Quiet Riot.  It was recorded following a reunion of the classic 80's Quiet Riot lineup of Kevin DuBrow, Rudy Sarzo, Carlos Cavazo, and Frankie Banali.  It featured eight new songs alongside updated versions of six of their classics, including "Cum On Feel The Noize", "Metal Health" and "Mama Weer All Crazee Now", as well as a cover of "Highway to Hell" by AC/DC.  This track had previously been released on the AC/DC tribute album "Thunderstruck".

QR (album): QR (also known as Quiet Riot, Quiet Riot IV, or QR IV ) is the sixth studio album released in 1988 by the American heavy metal band Quiet Riot.  The album featured a major line-up change.  Singer and founding member Kevin Dubrow had been fired before the recording sessions began, and replaced by Rough Cutt vocalist Paul Shortino.  The band had fired DuBrow mainly because of comments he was making to the metal press about Quiet Riot's supposed superiority over other bands, which strained friendships that members of Quiet Riot had with those bands.  Shortino's hiring was not the only line-up change, as Chuck Wright had quit the band and was replaced by Sean McNabb.  This left the album with the distinction of being the only Quiet Riot release without DuBrow on vocals, or any other original members (until 1993's "Terrified").

Terrified: Terrified is the seventh album by American heavy metal band Quiet Riot.  It is the band's first album in five years, and marks the return of singer Kevin DuBrow after his firing in 1987.  It is bassist Kenny Hillery's only studio album with the band, and drummer Bobby Rondinelli plays on several songs.  Many of the album's songs were featured in Charles Band's movie "Dollman vs. Demonic Toys", with the album itself being released on Moonstone Records, the soundtrack offshoot of Band's film company Full Moon Entertainment.

Kevin DuBrow: Kevin Mark DuBrow (October 29, 1955 November 19, 2007) was an American heavy metal singer, best known as the lead vocalist of the heavy metal band Quiet Riot from 1975 until 1987, and again from 1990 until his death in 2007.

Matt Starr: Matt Starr (born October 25) is an American born drummer, singer, songwriter and producer.  He is currently touring with Mr. Big filling for drummer Pat Torpey on the band's "Defying Gravity" (Frontiers Records) World Tour.  Starr performed on the 2017 release which was produced by Kevin Elson (Journey, Lynyrd Skynyrd). " ...The Stories We Could Tell" (Frontiers Records) World Tour.  In 2012 Starr joined guitarist and founding KISS member Ace Frehley.  He played drums on Ace Frehley's 2014 release "Space Invader" (eOne Records).  Starr was asked to play on the record after performing a few shows with Frehley in 2012.  He is the only drummer other than "Late Night With David Letterman" drummer Anton Fig to play on the entirety of one of Frehley's records.  The 2014 release drew comparisons to 1970's KISS and Frehley's 1978 solo album.  Starr also performed on Frehley's next release "Origins Vol 1" which featured the Free cover "Fire and Water" with KISS frontman Paul Stanley on lead vocals as well as appearances by Slash, and others.  While remaining with Frehley, in 2013 Starr began playing with Burning Rain which was formed by Whitesnake guitarist Doug Aldrich and Montrose vocalist Keith St John.  Starr has also toured with Rainbow frontman Joe Lynn Turner Love/Hate, Quiet Riot vocalist Kevin DuBrow and others.

Paul Shortino: Paul Shortino (born May 14, 1953) is an American rock singer and musician who has sung for several bands, including Rough Cutt/The Cutt, Quiet Riot, Bad Boyz, and Shortino.  He briefly recorded with J.K. Northrup as the duo Shortino/Northrup.  He has also recorded as a solo artist, writing and performing the song "E.G.G.M.A.N." as the theme for Dr. Eggman in Sonic Adventure 2 for Sega (this song was later revised by Remix Factory in Shadow the Hedgehog as "E.G.G.M.A.N. Doc Robeatnix Mix").  In 1985, Shortino recorded lead vocals for the Heavy Metal benefit project Hear 'n Aid.  The single from this project, "We're Stars" also features lead vocals by heavy metal singers Ronnie James Dio, Rob Halford, Geoff Tate, Don Dokken, Kevin DuBrow, Eric Bloom and Dave Meniketti.

In for the Kill (Kevin DuBrow album): In for the Kill is a 2004 covers album by Quiet Riot vocalist Kevin DuBrow.  It was his only solo album before his death in 2007.  The tracks are predominantly covers of 1970s rock songs.

Quiet Riot 10: Quiet Riot 10 (also alternatively known as just 10, or Quiet Riot Number 10) is the twelfth studio album by the heavy metal band Quiet Riot, which was released on June 27, 2014.  It is their first studio album since 1988's "QR" not to feature longtime and founding vocalist Kevin DuBrow in any newly recorded material, due to his death in November 2007.  It is also the band's first album since reuniting in 2010.  Although a studio album, the final four tracks on "Quiet Riot 10" are live performances taken from some of the band's final shows with DuBrow in 2007.  Love/Hate vocalist Jizzy Pearl joined the band in November 2013 and performs lead vocals on the six studio tracks.

Supporting paragraphs: Ian Ball Kevin DuBrow
Answer: Ian Thomas Ball