Let us introduce ourselves
The Data by Four team consists of driven professionals, with many years of experience in clinical research, along with their own specialties, strengths and expertise. Together forming a flexible and enthusiastic team with a strong background in data, we are able to provide a range of data-related services for your clinical research as well as other data-driven projects. Data by Four B.V. is driven by Just van Es and Jochem Verstappen.
Just van Es, Biostatistician and owner of Data by Four B.V. is a Senior VVS-registered Biostatistician. Just has a broad scope and experience in guiding and analyzing clinical studies since 2009 starting from Phase I up to integrated meta-data analyses (ISS/ISE). He has been working on many topics, such as orphan disease, gene therapy, rescue studies, COVID-19, non-compartmental pharmacokinetics and vaccines. Other fields of expertise lay in neuroscience, ophthalmology and CDISC-compliancy and understanding statistical needs and limitations. Please feel free to contact Just or to visit his LinkedIn page.
Jochem Verstappen, Data Scientist and owner of Data by Four B.V. is a Senior SAS 9.2 certified programmer and holds a PhD in the bio-medical field. Jochem has a broad scope and experience in analyzing data driven questions, highlighting clinical studies from Phase I up to integrated meta-data analyses (ISS/ISE) since 2010. He has been working on many topics, such as orphan disease, gene therapy, rescue studies, but also define.xml creation and MS Office and annotated CRF automation. Other fields of expertise lay in CDISC-compliancy and converting complex processes into understandable systems. Please feel free to contact Jochem or to visit his LinkedIn page.