Marcus is married to Betty Wheeler (Albert Namatjira’s granddaughter) and is a pastor in Ntaria/Hermannsburg. They live together with their extended family on an outstation near Ntaria/Hermannsburg. 

Group exhibitions

• 2019
  Tjina Nurna-ka, Pmarra Nurn-kanha, Itla Itla Nurn-kanha (Our family, our country, our legacy), Flinders University Art Museum, Adelaide SA
• 2019
  Tjina Nurna-ka, Pmarra Nurn-kanha, Itla Itla Nurn-kanha (Our family, our country, our legacy), Art Gallery of SA (AGSA), Adelaide SA
• 2019
  Pmarra Nurna-Kananhala untha-lapp-urma (Walking through country), Hazelhurst Art centre, Sydney, NSW.
• 2017
  ArtGeo Complex Exhibition, Busselton, WA
• 2017
  What if this photograph is by Albert Namatjira?, Art Gallery of SA, Adelaide SA
• 2016
  Abducted! Alcaston Gallery,, Melbourne, VIC2017 ArtGeo Complex Exhibition, Busselton, WA
• 2015
  Hermannsburg Horizons, Wooloongabba Art Gallery, Brisbane, QLD
• 2014
  Namatjira to Now, Parliament House, Canberra, ACT

Collections

• 2017 Queensland Art Gallery Gallery of Modern Art (QAGOMA), Brisbane, QLD
• 2018 Art Gallery of South Australia (AGSA), Adelaide
• 2016 National Museum Australia (NMA), Canberra