The first few years of a principalship can often be the hardest, but great leaders work hard every day no matter how long they've been in their role. We sit down with Missouri principal Bryan Campbell who has been leading his school for 15 years to learn. We discuss:

• Developing relationships with staff

Bryan Campbell has been a principal for over 15 years at Maplecrest elementary school in Lebanon, Missouri. You can find him on Twitter at @bcampbell70.