This will be the 7th school of the series of Byurakan International Summer Schools (BISS) founded in 2006 and being held once every 2 years, one of the most important and regular astronomical summer/winter schools in the world. According to the analysis of the IAU Division C (Education, Outreach and Heritage), BISS is among the top-3 astronomical schools in the world (together with IAU ISYAs and Vatican schools, VOSS), as well as the NEON/OPTICON schools are among the best ones.