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Scientists get free access to our site when we review their research.

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Groups of 10+ SLPs may join at a discount. Download rates here.

All members of the group must be on the same plan.

Frequently asked questions:

First, here are some samples from each of the sections:

Do you cover SOME of the research or ALL of the research?

As close as we can possibly get to all of it. Read more here.

I’m already a member, but want a different membership.

Simply click the membership you want to switch to, above! It will automatically cancel your previous membership, and apply any unused time. You won’t be overcharged or double-charged, and won’t lose any money— promise. Email us at if you have any questions.

I’m already a member. Where do I go to see what my current membership is?

There is a black “Your Account” button on the lower right-hand corner of the screen. Click it for all of your membership info.

What if I have a coupon to apply?

You’ll be able to do it at checkout. Coupons may not be applied to group memberships.

Other questions?

Contact Us and we’d be happy to help!