So much has happened in the world of marketing in the last few months. Headways in artificial intelligence and the uncertainty of popular platforms are changing how we do marketing.

Yet if we approach our marketing tasks from a human perspective and build in workflows to protect efficiency we'll be able to weather any innovation storm.

So this time on PPC Town Hall, we spoke to three internationally acclaimed digital marketers - Motoko Hunt, Andrea Cruz, and Sarah Stemen, who've seen sustained success despite various challenges.