Welcome to the MSL Mastery Blog

By Patrina Pellett, PhD 

Emily had just passed her field certification test and officially became an MSL as an MSL. Her manager handed her a KOL list, shared a few high-level expectations, and sent her into the field to start “building relationships.”

She did what most new MSLs do. She worked t...

By Patrina Pellett, PhD & Sarah Snyder

Disclosure: This post contains affiliate links. If you click through and make a purchase, MSL Mastery may earn a small commission at no additional cost to you.

2026 is YOUR year. It’s the year to elevate your impact, refine your craft, and prioritize what ...

By Patrina Pellett, PhD

 Visibility is the secret sauce to presenting better and most people are avoiding it. Here are 3 ways to see what you can’t unsee about your communication skills.

Tom Caravela didn’t always sound like a confident presenter. Back when he launched MSL Talk, listening to hi...

By Patrina Pellett, PhD

On a recent training alignment call, we were trying to figure out exactly why a Medical Affairs team wanted help with presentation skills.

What was the real issue?

When Sarah and I know the specific challenge, we become snipers and can build exactly the training a team ...

By Sarah Snyder

You’re not being interviewed by a person anymore for that first Medical Affairs interview. Let that sink in. 

It’s happening.

You prepared for a Medical Science Liaison (MSL) interview: notes in hand, ready to talk science, strategy, and stakeholder relationships. But instead of a...

By Sarah Snyder

Two MSLs walk into the same office.

Same clinical trial. Same slide deck. Same level of scientific knowledge.

One walks out with a quick “Thanks, we’ll let you know.”

The other walks out with a deeper relationship, shared insights, and a clear next step.

The difference isn’t the sc...

By Patrina Pellett & Sarah Snyder

If we had a dollar for every time someone asked, “What should I wear to the interview/conference/meeting?”, we’d fund our own MSL Mastery clothing line.

It’s easy to downplay this stuff. You're a Medical Affairs professional, not a fashionista. We know this job...

By Sarah Snyder and Patrina Pellett

“I knew the science, but I still failed.”

A new Medical Science Liaison (MSL) spent 8 weeks preparing for her MSL field certification. She knew the two Phase 3 trials inside and out. But when she got in front of the panel, medical directors, senior MSLs, and ...

By Sarah Snyder
 

Let's get real about this whole work-life balance thing as a Medical Science Liaison (MSL).
It's a myth. And honestly? It's making you feel worse, not better.

Truth is, you'll never achieve perfect balance.

That conference week where your kid gets sick, your workout routine gets d...

By Sarah Snyder

"Don't bother applying to that MSL role directly - I can double your chances of getting an interview."

I used to think recruiters were just middlemen until I became one. Now, after placing hundreds of Medical Affairs professionals at top pharmaceutical companies, I've seen it al...

By Sarah Snyder, PharmD

If your training program doesn't immediately connect to an MSL's daily reality, it's already failed. 

After 20 years as an MSL and daily conversations with field teams, I see this disconnect growing wider. While we're living in 2025's fast-paced medical landscape, our Me...

By Patrina Pellett, PhD (Follow me on LinkedIn)

“Hi Patrina, Happy Holidays! I just wanted to let you know that one of the best moments for me this year was when I printed all your blogs, made a binder, and read through them multiple times—they’ve been so inspiring and insightful.”
— Aspiring MSL