Academician Vladimir Arnautov is a Moldavian mathematician and an irrefutable leader of the Moldavian school of topological algebra, which made an important contribution to the topological algebra and to the education of new generations of highly-qualified specialists. In the middle of the summer of 2009 professor Vladimir Arnautov turned 70. This was an excellent opportunity for us, his colleagues and friends, to stop on our own mathematicaland personal path and to bring once more into light his life and activity up to this moment.Vladimir Arnautov was born July 30, 1939 in Bolgrad (Romania, now Ukraine), being the second son (of six children) in a Bulgarian family.