It takes constant reinvention to make sure our efforts, career paths, and viability as valuable members of organizations, communities and disciplines continues throughout our career. To better imagine the second half of your career — whether it’s in the job you’re currently doing or something new entirely — you need to engage in the continuous sharing and re-purposing of your experience, passion, and expertise to create a platform of thought leadership around yourself. By becoming a recognized expert in your chosen domain or discipline you can attract new opportunities and career directions. To do this, the author recommends focusing on five core concepts: entrepreneurialism; self-confidence; continuous learning; continuous improvement; and reinvention.