Reviewer · M.S. in Statistics
Paul Lewis ✓ Verified expert
Paul Lewis is an independent statistical consultant for clinical trials of drugs and medical devices. He designs studies, works out sample sizes, writes statistical analysis plans, programs analyses in SAS and takes part in FDA regulatory meetings. Before going independent he was a senior statistician at Proxima Clinical Research in Houston.
0Written
1Reviewed
Sep 2026Joined
Experience
- Independent Statistical ConsultantClinical trials for drugs and medical devices2023 to present
- Senior Statistician and ConsultantProxima Clinical Research, Houston2018 to 2023
Education
- Ph.D. candidate, BiometryUTHealth Houston1992 to 1997
- M.S., StatisticsStephen F. Austin State University1988
- B.S. with honors, MathematicsStephen F. Austin State University1987
How Paul works on our pages
Paul has a background in clinical trial statistics and SAS programming, and he checks numbers the same careful way here.
As a writer
- States the assumptions behind a method before showing the formula.
- Uses small, traceable datasets so every result can be followed.
- Has each draft reviewed by another member of the team.
As a reviewer
- Reproduces each result on his own before approving a page.
- Checks rounding and decimal places at every step.
- Makes sure the page says what the method can and cannot tell you.
What happens before Paul signs off on a page
- Formula checkDefinitions and formulas are checked against standard statistics references.
- Number checkEvery worked example is recalculated by hand and in a spreadsheet.
- Edge casesCalculators are tested with blank rows, zeros, negative values and decimals.
- Sign-offPaul's name and the review date are added to the page.
