▁ ▁Mind y ▁Kauf man ▁— ▁alto ▁fl ute ▁( track ▁ 1 3 ) ▁ ▁Om ' M as ▁Keith ▁— ▁producer , ▁engineer , ▁and ▁instruments ▁( track ▁ 9 ) ▁ ▁Ryan ▁Kennedy ▁— ▁mixing ▁assistant ▁( track ▁ 1 3 ) ▁ ▁Pad ra ic ▁Ker in ▁— ▁engineer ▁( tra cks ▁ 1 , ▁ 5 , ▁ 7 , ▁ 1 3 ) ▁ ▁Anthony ▁Kil hof fer ▁— ▁engineer ▁( tra cks ▁ 1 , ▁ 2 , ▁ 5 , ▁ 7 , ▁ 9 , ▁ 1 0 , ▁ 1 3 ) ▁ ▁Lisa ▁Kim ▁— ▁viol in ▁( tra cks ▁ 4 , ▁ 6 , ▁ 1 3 ) ▁ ▁Josh ▁K ram er - B ur kh art ▁—   ass istant ▁engineer ▁( track ▁ 1 0 ) ▁ ▁So o ▁Hy un ▁K won ▁— ▁viol in ▁( tra cks ▁ 4 , ▁ 6 , ▁ 1 3 ) ▁ ▁G elly ▁K us uma ▁—   ass istant ▁engineer ▁( tra cks ▁ 1 , ▁ 5 , ▁ 7 , ▁ 9 , ▁ 1 0 , ▁ 1 3 ) ▁ ▁K ry st of ▁K uz nik ▁— ▁viol in ▁( tra cks ▁ 4 , ▁ 6 ) ▁ ▁Jul ie ▁Land s man ▁— ▁French ▁horn ▁( track ▁ 1 3 ) ▁ ▁Jean ne ▁Leb l anc ▁— ▁c ello ▁( tra cks ▁ 4 , ▁ 1 3 )