Biographical data of Lisandro Alvarado on the website Lecturalia. Because most of the websites mention that he was a polygrapher (that is, he wrote about many very diverse topics), in this site he says "he is known for his work as an expert in the use of the polygraph". The detector of lies is called a polygraph. نسخة محفوظة 22 ديسمبر 2017 على موقع واي باك مشين.
web.archive.org
Biographical data of Lisandro Alvarado on the website Lecturalia. Because most of the websites mention that he was a polygrapher (that is, he wrote about many very diverse topics), in this site he says "he is known for his work as an expert in the use of the polygraph". The detector of lies is called a polygraph. نسخة محفوظة 22 ديسمبر 2017 على موقع واي باك مشين.
