Career
He has worked for Social Research Stockholm, Utbildningsradion, Music Television:s morningshow "Mycket mer än müsli", Aftonbladet TV7 and Mix Megapol. Lernström has been television-host for the Swedish version of Balls of Steel, (Ballar av stål). In 2011 Lernström started to work for TV4.
He was television-host for Parlamentet in 2011.
On 1 March 2011 it was reported that Lernström were going to be the television-host for Swedish Idol 2011, replacing Peter Jihde. The couple"s first child, a daughter, was born in August 2012.
2009-2010 - Ballar av stål (Balls of Steel)
2011 - Parlamentet (The Parliament)
2011 - Idol Sweden
2012 - Kockarnas kamp (Chef Struggle)
2013 - Veckans svensk (Swede of the week)
2009-2011 - Afternoon with Pär on Mix Megapol (Eftermiddag medical Pär på Mix Megapol)
2012- present - PP3 on Sveriges Radio P3.