“…Required for learning within and across sensory dimensions (212,232) Progressively challenge system (233,234) Intensive training Improved performance and retention (235, 236) Forced use, competitive use (216) repetition strengthens connections (215, 237) Variation in stimuli; intermittent feedback; tuition of training principles Facilitates transfer of training effects (212,213,228,238,239) Learning transfer and neuronal plasticity (240) Table is adapted from Carey (167). Ã Principles of training have been applied in studies by Carey et al (166,241).…”