After the talk, a panel of experts made ??in education in our country , who made comments and questions about the implications of Pisa tests to Colombia . Darío Maldonado professor at the Universidad del Rosario asked why differences occur in Colombia between public and private education, Schleicher says what is most notable variability between schools and within the same classrooms , but not as marked between the public and private levels. Mary Dean of the School of Education External University of Colombia Figueroa, asked about the difference of performance in terms of gender . Schleicher believed that these differences have changed in the countries and schools should create environments that are conducive to learning where equal math and language, for example , be an attractive area for both genders in equal measure . Eduardo Escallón University of the Andes raises examine issues of quality and learning autonomy and rescue tests left . Wondering how accountable beyond standardized tests and how to use the information in Pisa. Schleicher noted that autonomy comes from investment in improving the profession of teachers. Margarita Peña Academic Vice Chancellor of the University Jorge Tadeo Lozano , in his speech spoke of the relationship results in people adulthood and performance levels in the different competitions . Asked in terms of higher education , how low skills from school follow the cycle of higher education and how these skills at this level are improved. Schleicher says that if there is a second chance to improve skills , is at the top level .