Sum of All Your Parts is the third album by Scottish alternative rock band Fatherson, released on 14 September 2018 through Easy Life Records.

The album was followed by an EP called Sum of All Your Parts (Reimagined), which was released on 11 January 2019, and featured re-imagined versions of the tracks "Making Waves", "Gratitude", "Ghost" and "Charm School".

"[3] The second single from the album "Charm School" was released on August 1, 2018 which the band described as being "an observation on having to mind your p’s and q’s all the time – and the need to jump through hoops for other people.

[3] The fourth single from the album "Ghost" was described as displaying the band's "knack for both subtle, intricate guitar lines and cacophonous, payoff riffs worth every moment of tension building.

"[14] Leigh Sanders with the 'Shropshire Star' described the album's sound as "all-encompassing" and praises bassist Marc Strain's basslines for "creating an atmosphere without taking over.