AdTechGod Pod - Ep.125
Inside the Modern Agency: Publicis Groupe’s Linsey Loy on Measurement, Trust & What CMOs Need
Date: March 17, 2026
Host: AdTechGod
Guest: Linsey Loy, Head of Strategic Development & Executive Engagement at Publicis Groupe
Overview
This episode features a candid, insightful conversation with Linsey Loy, a veteran leader at Publicis Groupe. AdTechGod delves into the evolution of the agency landscape, the core challenges of measurement and data trust, and what today’s CMOs need to succeed. Linsey shares personal career stories and practical advice, providing an honest look at industry dynamics, leadership, and the power of human connections.
Key Discussion Points & Insights
The Agency World: Volatility, Scale, and Fit
[02:00–03:36]
- Industry Volatility: Both speakers reflect on the ever-changing, “incestual” agency ecosystem—marked by frequent mergers, rebrands, and talent swapping.
- “This industry is incredibly volatile.” — Linsey [02:00]
- “You find that, you know, as small as the ad tech industry is, I think the agency industry is just as small.” — AdTechGod [02:24]
- Abundance of Agencies: Linsey notes there are more agencies than brands—a wild but true reality [02:37].
- Client Fit: Agencies come in all shapes and sizes, making fit critical. Larger holds like Publicis target bigger spenders, but there’s an “agency for everybody.” [03:28]
Linsey’s Career Journey: Hustle, Growth, and “Pay It Forward”
[03:36–06:31]
- Early Days: From interning during college, commuting into NYC, to broadcast journalism’s adrenaline-pumped grind.
- Pivot to Agencies: Left newsroom life for creative/BD roles in agencies—drawn by the same “adrenaline rush.”
- Growth Focus: Led pitches, built teams, prioritized seeing others promoted over revenue: “It has nothing to do with the revenue. It’s about seeing people get promoted and living in their future self...” [05:40]
How the Agency Pitch Has Changed
[07:11–10:09]
- Integration Returns: Old-school integrated reviews (creative + media) are back.
- Faster Timelines: Reviews compressed from 6–9 months to 6–8 weeks.
- New Talent in the Spotlight: More willingness to put less-polished, hungry team members in front—diverse generations and thinkers now collaborate.
- “We look back and we’re like, yeah, see, you just need to give that person a shot…” — Linsey [08:26]
- From Channels to Ecosystems: Teams now “think in systems,” building activations that transcend channel silos.
The Importance of Unified Measurement
[10:09–13:20]
- Why It Matters: In fragmented environments, unified measurement ensures everyone is driving toward real business growth—not just channel KPIs.
- “If you yourself as a marketer and/or your agency are only looking at the performance metrics in a certain, siloed perspective, you’re not understanding the big picture.” — Linsey [10:34]
- Agency as Source of Truth: Publicis acts as true partners—some clients use their frameworks as external reporting standards, a major change from just a decade ago.
- Business Language is Key: CMOs must talk profitability and margin, not vanity metrics.
Data, Privacy, and Identity in 2026
[13:39–16:29]
- Compliance is Non-Negotiable: “There’s no option to being compliant. You are. And if you’re not, you shouldn’t be in the data business.” — Linsey [13:56]
- Evolving Understanding: Marketers have matured from “collect all data” to meaningful, actionable identity-based data—even CPGs are now leveraging these solutions.
- Value Exchange = Trust: Brands must treat data as a two-way street. Respectful, value-driven collection and use is the foundation of brand trust and performance.
- “Brands that treat data like a value exchange...build trust and add value. Those are the brands that are then going to perform.” — Linsey [15:24]
- AI Dependency: AI’s growing role hinges on robust first-party data infrastructure.
Trust, Relationships & the “Pay It Forward” Mindset
[16:29–19:49]
- On Trust:
- “You have to treat [data] like dating...if you betray that and you call me too much and you’re like a desperate boyfriend, we’re gonna, you know, I’m probably gonna end up like not picking up or deleting you.” — Linsey [16:36]
- Ad Industry “Headlines” vs. Reality: Industry is “distracted by buzzwords,” but human trust and relationships are evergreen.
- “[T]he only way to conduct business.” — AdTechGod [18:51]
- Publicis Is Still Learning: Vulnerability and transparency about growth and mistakes are vital for building client trust.
Leadership, Career Progression, and Championing Women
[19:49–27:55]
- Resilience in the Face of Adversity: Linsey’s career has included setbacks, gendered criticism, and high-pressure environments. Key: “just keep getting back up” [20:21]
- Leadership by Lifting Others: She’s committed to opening doors, inviting juniors into “the room,” and advocating for others.
- Phases of Work & Life: Advocates self-awareness and flexibility—career isn’t linear and must mesh with one’s life stage.
- Her “Hacks” and Advice:
- Curiosity and adaptability are essential.
- Know your business—how it makes money, who holds power.
- Don’t freeze for perfection. “Inaction is inaction and that’s very frustrating for teams.” [22:50]
- Human skills trump hard skills; a little kindness goes a long way.
- Culture and psychological safety are the foundations for risk-taking and growth.
- The Power of Support Networks: “Architect your best friends at work...to be the village that you need to support you.” [25:55]
- A Touching Story: After burnout post-maternity leave, a supportive female CEO granted Linsey a paid sabbatical—showing how modern leadership can and should work.
On Leadership Styles and Modern Success
[27:16–31:18]
- Recognizing Strengths and Limits: The best leaders help people grow where they can, support them where they’re not as strong, and always give feedback with respect.
- Wellbeing and Fulfillment: Titles and cash don’t define success; “fire play” with family and the feeling of security do.
- “When I feel safe in my house, I know that I have a future with my babies and my career, and I've built a community that I'm proud of…that is success.” — Linsey [30:38]
Notable Quotes & Memorable Moments
- “This industry is incredibly volatile.” — Linsey Loy [02:00]
- “I think there’s more agencies out there than actual brands.” — Linsey Loy [02:37]
- “It has nothing to do with the revenue. It’s about seeing people get promoted and living in their future self...” — Linsey Loy [05:40]
- “We look back and we’re like, yeah, see, you just need to give that person a shot and look how they [did].” — Linsey Loy [08:26]
- “If you yourself as a marketer...are only looking at...a certain, siloed perspective, you’re not understanding the big picture.” — Linsey Loy [10:34]
- "There’s no option to being compliant. You are. And if you’re not, you shouldn’t be in the data business." — Linsey Loy [13:56]
- “Brands that treat data like a value exchange and understand that you’re giving me something and I in turn want to get something...build trust and add value. Those are the brands that are then going to perform.” — Linsey Loy [15:24]
- “You have to treat [data] like dating...if you betray that and you call me too much and you’re like a desperate boyfriend, we’re gonna, you know, I’m probably gonna end up like not picking up or deleting you.” — Linsey Loy [16:36]
- “The only thing that I’ve done has been keep getting back up and learning from previous leaders' decisions or lack thereof.” — Linsey Loy [20:21]
- “You don’t need to know everything about everything. You can be fluid without being a perfectionist.” — Linsey Loy [22:30]
- “Success isn’t your title. Success isn’t how much you get paid.” — Linsey Loy [30:25]
- "That is success. When I feel safe in my house, I know that I have a future with my babies and my career, and I’ve built a community that I’m proud of...” — Linsey Loy [31:18]
Important Timestamps
- 02:00–03:36 – Overview of agency landscape volatility and culture
- 03:36–06:31 – Linsey’s personal career journey and priorities
- 07:11–10:09 – Evolution of agency pitches and talent strategies
- 10:09–13:20 – Unified measurement: what it is and why it matters
- 13:39–16:29 – Data privacy, compliance, and identity solutions
- 16:29–19:49 – Building trust, pay-it-forward mentality, human relationships
- 19:49–27:55 – Women in leadership, lessons in resilience, creating safe cultures
- 27:16–31:18 – Modern leadership, work/life balance, redefining success
Tone & Closing Thoughts
Linsey brings candor, energy, and a deep sense of purpose, blending personal anecdotes with actionable insights. Her perspective on unified measurement, data trust, and the enduring power of authentic relationships is both grounded and forward-looking.
The episode offers a blueprint not only for agency leaders and CMOs but for anyone navigating a volatile, people-driven business. Linsey’s big takeaway: focus on your people, your values, and the long game—success will follow.