Siobhan Rafferty

Based in Brisbane, she spent three years as editorial lead at CMO Briefing (Sydney) before going independent in 2024. She interviews founders, dissects product launches and tracks how AI is rewiring marketing org charts.

1 comparison by Siobhan Rafferty.

• Martech Stack Reviews
• AI Agents & the Marketing Landscape

• Gamma vs Canva: which wins for your campaign deck?

  September 19, 2026

  Gamma turns a campaign brief into a deck in about 60 seconds. Canva takes longer by hand but covers social, ads, and brand kits in one workspace. Here is which tool wins which job on this brief.