Why are expert testimonials important in building an EB-2 NIW petition file?

In the EB-2 NIW, expert testimonials (known as recommendation letters) are central pieces of the petition file. They provide an independent and qualified assessment of your work, something that carries more weight than your own description of your achievements.

The value of these letters lies in three areas:

• They confirm, from a technical and impartial perspective, the merit of your contributions.
• They help connect your work to the national interest of the United States, explaining why it matters.
• They serve as objective evidence before immigration authorities.

To be convincing, the letters must be specific: rather than generic praise, they need to describe concrete achievements and the real impact of your work. Having diverse sources with recognized credibility in the field makes the overall package more robust.

Each case is analyzed individually, so it is worth building the petition file with support from reliable sources and verifying the updated requirements at the official source (USCIS) or with a specialist before filing.

About the author

Victoria Harper

Editor-in-Chief

Meet the author

As a journalist and lead editor at Visto n’ Visa, Victoria helps ensure that immigration topics are covered in a clear, trustworthy, and easy-to-understand way. Her focus is on delivering useful, human, and relevant content for people exploring new paths abroad.