Dr. Muhammed Mubarak is currently working as Associate Professor and Consultant Histopathologist at Sindh Institute of Urology and Transplantation (SIUT), Karachi, Pakistan. He graduated from Liaquat Medical College, Pakistan, and later on did postgraduate training in clinical pathology and histopathology at Hammersmith Hospital, London, SIUT, and PNS Shifa Hospital, Karachi. He has authored, together with Prof. Kazi, more than 65 papers in local and international peer-reviewed journals, including those describing the pattern of renal biopsy pathology in Pakistan for the first time. He is a member of editorial board and reviewer of many local and international medical journals. He is member of many professional organizations such as Transplant Society of Pakistan, Renal Pathology Society and Country Representative of European Nephropathology Working Group. He has participated in many national and international conferences on pathology, renal pathology and transplantation. His areas of special interest include renal and transplant pathology, uropathology and gastrointestinal pathology.