Christa studies rhetoric and writing practices in medical and scientific contexts. Recently, she’s published research on medical imaging techniques in Technical Communication Quarterly, a book chapter on conducting research in confidential contexts in Practicing Research in Writing Studies, and an investigation of electronic medical records in SIGDOC 2012. Her 2010 Written Communication article was awarded NCTE’s “Best Article Reporting Qualitative or Quantitative Research in Technical or Scientific Communication.” Her current work explores issues of expertise and modes of argumentation at the intersections between scientific research and federal regulatory policy.