Water stable molecular n-doping produces organic electrochemical transistors with high transconductance and record stability. - Paterson AF; Savva A; Wustoni S; Tsetseris L; Paulsen BD; Faber H; Emwas AH; Chen X; Nikiforidis G; Hidalgo TC; Moser M; Maria IP; et al. (Nature communications, 2020)