A prominent engineer with 55 years experience, in charge of the design of hundreds of major building projects including high rise offices, former member of the California Seismic Safety Commission and former member of the National Institute of Sciences Building Safety Council (Marx Ayres) believes that the World Trade Centers were brought down by controlled demolition (see also this)
Two professors of structural engineering at a prestigious Swiss university (Dr. Joerg Schneider and Dr. Hugo Bachmann) said that, on 9/11, World Trade Center 7 was brought down by controlled demolition (translation here)
Charles Pegelow, structural engineer, of Houston, Texas (and see this)
Dennis Kollar, structural engineer, of West Bend, Wisconsin
Doyle Winterton, structural engineer (retired)
Haluk Akol, Structural Engineer and architect (ret.)
Michael T. Donly, P.E., structural engineer
William Rice, P.E., structural engineer, former professor of Vermont Technical College
An architect, member of the American Institute of Architects, who has been a practicing architect for 20 years and has been responsible for the production of construction documents for numerous steel-framed and fire-protected buildings for uses in many different areas, including education, civic, rapid transit and industrial use (Richard Gage) disputes the claim that fire and airplane damage brought down the World Trade Centers and believes there is strong evidence of controlled demolition (many other architects who question 9/11 are listed here)
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