1 Correction to: Optimization Letters https://doi.org/10.1007/s11590-019-01499-6

In the original publication of the article, the title was incorrectly published as “A preface to the SI in Memory of Prof. C.A. Floudas”.

The correct title should read as “A preface to the special issue in memory of Professor Christodoulos A. Floudas”.

The original article has been corrected.