The Proficiency Illusion

For over three decades, I’ve watched brilliant lose their shine the moment
they shift to English — executives, researchers, founders.
It doesn’t have to be that way.

It isn't your vocabulary.
It's your identity.

It’s how you see yourself when you speak English. 

The question isn’t whether you can improve. It’s whether the person guiding you truly understands why you’re stuck. Here’s why this process is different.

My doctoral research revealed  the root cause: the gap between your internal self-image in your native language and your external performance in English. Traditional English training treats language like a tool to be sharpened. But for high-achieving professionals, language is identity. The work isn’t about correcting English. It’s about closing the gap between who you are and who the room gets to see.

The Sociology
of Success

Time and again, in both research and practice, I have seen brilliant people fail to make the impact they want – not because of what they know, but because of how they are heard in English.

They deserved better.

Because how you are perceived matters as much as what you say.

01

A PhD in the sociology of professional identity isn’t a credential. It’s proof that the proficiency illusion was worth studying.

The Academic Foundation

02

Over 35 years of language assessment means no guesswork. Just a precise diagnosis of exactly where you are and a clear path to where you need to be.

The
Experience

03

As a native English speaker living in a global context, I hear what your audience hears. It is the subtle nuances of tone, the hesitation, the cultural expectations that make or break high-stakes interactions.

The Cultural Fluency

The goal was never to sound like someone else.

It was always about sounding like the best version of yourself.

In English, In any room, With any audience

— Dr. Tova Persoff

Whether it’s your accent, your hesitation, or the gap between who you are and how you come across – there is a path forward.

It starts here.