Pharma required technical communications for Nolvadex (tamoxifen). Selected as company breast cancer technical expert to ensure technical accuracy. Reviewed literature & updated Nolvadex database; engaged with company experts to develop key messages; wrote abstracts & comments on academic papers to provide commercial & in-house interpretations; developed and delivered educational/training slides, presentations, newsletters etc.; responsible for technical sign-off of Breast Cancer materials (monographs, detail aids, publications, product brochures) external to the company. We succeeded in driving Nolvadex (tamoxifen) to be regarded as a gold standard for breast cancer treatment & generating revenue of $1b+.