Articles written by Leon Siciliano · Journa

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Articles found online

Written by Leon Siciliano

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2022

2023

2024

2025

2026

11 articles

Jessica Orwig, Leon Siciliano, Lara O'Reilly for Business Insider
Jun 23 ’26
The executive behind M&M's says this is marketing's most overlooked skill
We found this article at:
www.businessinsider.com/mars-chief-brand-officer-marketing-most-overlooked-skill-entertainment-2026-6
Jessica Orwig, Leon Siciliano, Lara O'Reilly for Business Insider
Jun 22 ’26
Traditional advertising is dead, says the marketer who cut Mastercard's ad budget by 70%
We found this article at:
www.businessinsider.com/traditional-ads-dead-mastercard-senior-fellow-raja-rajamannar-2026-6
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