Ma. Cristina Pereyra visited the University of Colima from March 13 to March 17, and participated in several activities in the Facultad de Ciencias. She taught the 5-hour minicourse *Dyadic Harmonic Analysis*, gave lectures at both the *Physics/Mathematics Colloquium* and the *CUICBAS Seminar*, and attended the *Fourier Seminar*.

Moreover, she also attended an outreach visit at the Elementary School *Liceo Llankay*, where Ricardo A. Sáenz talk to 4-5 grade students about Mathematics and Mathematicians.

She also talked to Mathematics and Physics undergraduate mayors about UNM graduate programs.