This may sound like a no-brainer but as this article highlights, many of the best leaders recognise the value in letting 'superstar' employees move on in order to further their career trajectory. By strengthening alumni networks and by holding a positive reputation for nurturing talent, businesses can not only become 'talent magnets' but also increase their connections in their markets. Undoubtedly this will vary across business types and sizes but this article provides food for thought when that high-flyer in your organisation decides to move on to pastures new.