Sangho Lee, Ph.D., P.E.

Testing Supervisor at East Bay Municipal Utility District, United States

• BS in Mining Engineering, MS in Environmental Geophysics, Ph.D. in Civil Engineering from  Purdue University, West Lafayette
• 20 years of professional engineering experience in civil, mining and environmental industries.
• Online civil/mining class lecturer of In-GeoExpert (Europe) and EG-Science (S. America).
• Published over 15 peer-review journal and international conference papers.
• ASCE G-I Risk Assessment and Management (RAM) committee member.
• Expertise in geosynthetic/granular filter design using. probabilistic/reliability approach. 

Scott Cylwik, P.E.

Geotechnical Project Manager at Call & Nicholas Inc., United States

• Senior geotechnical engineer at Call & Nicholas, based out of Tucson, AZ, USA.
• Call & Nicholas operates one of the largest geotechnical rock mechanics labs in the world.
• Areas of specialization include rock mechanics, soil mechanics, and open pit slope angle optimization.
• Enjoys working with clients at mines all over the world to find solutions to unique geotechnical challenges.