Training and development aims to improve employee performance through learning. It involves assessing training needs, designing training programs, selecting instructional methods, implementing training, and evaluating its effectiveness. The goals are to develop employee competencies, help people grow within the organization, and reduce learning times for new roles. Training methods include classroom programs, mentoring, coaching, simulations, e-learning, on-the-job training, and job rotation. Benefits include improved performance, skills and knowledge, motivation, customer service and morale.