Horizon Scan of Emerging Issues at the Intersection of National Security, Artificial Intelligence, and Human Performance Enhancement. - Blake Hereth; Gérard de Boisboissel; Martin Charles Marshall Bricknell; Maria Brincker; William D. Casebeer; Jovana Davidovic; Jeremy V. Davis; Jacob Earl; Nir Eisikovits; Daniel J. Feldman; Lucas França Garcia; Frédéric Gilbert 003; et al. (Sci. Eng. Ethics, 2026)