Certainly, I'll revise the bio with your name, the specific number of podcasts you've contributed to, and use Australian English spelling. Here's the updated version:

Dr Sean Stevens, a seasoned General Practitioner with 27 years of experience, is a pioneer in medical education and podcasting. As one of the founding voices of The Good GP Podcast since 2016, he has personally contributed to over 60 episodes of their 170+ episode catalogue, sharing invaluable insights with the medical community. Recognised as Australian GP Supervisor of the Year, Sean combines his passion for education with a commitment to embracing new technologies. He is dedicated to empowering fellow GPs and promoting quality care in general practice.