Mieczysław Michałowicz was a Polish social and political activist, medical doctor (pediatrics

Pediatrics

Pediatrics or paediatrics is the branch of medicine that deals with the medical care of infants, children, and adolescents. A medical practitioner who specializes in this area is known as a pediatrician or paediatrician...

) and professor

Professor

A professor is a scholarly teacher; the precise meaning of the term varies by country. Literally, professor derives from Latin as a "person who professes" being usually an expert in arts or sciences; a teacher of high rank...

 of the Warsaw University. Freemason.

Activist of Polish Socialist Party

Polish Socialist Party

The Polish Socialist Party was one of the most important Polish left-wing political parties from its inception in 1892 until 1948...

. Rector

Rector

The word rector has a number of different meanings; it is widely used to refer to an academic, religious or political administrator...

 of the Warsaw University from 1930 to 1931. Member of Polish Academy of Skills and Polish Academy of Sciences

Polish Academy of Sciences

The Polish Academy of Sciences, headquartered in Warsaw, is one of two Polish institutions having the nature of an academy of sciences.-History:...

. Member of Senate of Poland

Senate of Poland

The Senate is the upper house of the Polish parliament, the lower house being the 'Sejm'. The history of the Polish Senate is rich in tradition and stretches back over 500 years, it was one of the first constituent bodies of a bicameral parliament in Europe and existed without hiatus until the...

, first supporter of sanacja

Sanacja

Sanation was a Polish political movement that came to power after Józef Piłsudski's May 1926 Coup d'État. Sanation took its name from his watchword—the moral "sanation" of the Polish body politic...

 regime, but later in opposition, one of the co-founders of the Stronnictwo Demokratyczne

Democratic Party (Poland)

The Democratic Party is a Polish centrist party. The party faced a revival in 2009, when it was joined by liberal politician Paweł Piskorski, formerly member of Civic Platform.-History:The party was established on April 15, 1939...

 party. During World War II imprisoned by the Nazis. After the war decided to collaborate with the Polish communist Soviet-backed regime.