David R Ramsdale is Consultant Cardiologist at The Cardiothoracic Centre in Liverpool, UK. He introduced percutaneous balloon dilation of the coronary artery (PTCA) to Liverpool in 1983. He has been Consultant Cardiologist since 1986 and was Director of Cardiac Catheterisation and Intervention Laboratories from 1994–2005. His specialised interest is in percutaneous coronary intervention (PCI), coronary atherectomy and stenting and he has numerous publications in the literature on a variety of topics. He has published textbooks and illustrated atlases on interventional cardiology and recently a Color Atlas of Infective Endocarditis.