The support, valuable suggestions and contributions from Drs W. Burkart, D. Dame, J. Dargie, S. Machi, E. Opiyo, J. Qian, A. Robinson, P. Salema and R. Springer and from L. Budd and A. Parker regarding the development of this concept paper on tsetse SIT, as well as the relevant feedback received from the PAAT community on a draft, are highly appreciated.