Statistical Solutions' president, dr. Mariola Moeyaert, gave a free seminar about meta-analysis through the Campbell organization on Feb 7, 2023. You can access it here in case you missed it: https://youtu.be/bgQ1kO7JGdI.
Feel free to reach out to Statistical Solutions to request workshops/webinars/consultancy about meta-analysis or any other statistical analysis technique you need assistance with. We are here to help you!