There is provided herein a linear tri-block copolymer having the average formula (1): ABA  (1) wherein A is a polyalkyleneoxide unit or an aliphatic modified polyalkyleneoxide unit both of the general formula: R5O(CaH2aO)dY and wherein B is an internal polysiloxane unit of the general formula: [X(CaH2aO)bR2[SiO(R1)2]cSi(R1)2R2(OCaH2a)bX] wherein X and Y are divalent organic groups selected from a secondary amine or a tertiary amine and a ring-opened epoxide, such that when X is a ring-opened epoxide, Y is a secondary or tertiary amine, and when Y is a ring-opened epoxide, X is a secondary or tertiary amine. In addition, there is provided herein a method of making a linear tri-block copolymer having the average formula (1) and personal care and softener compositions comprising the same, specifically a hair conditioner.