Cassandra Warner Frieson, DNP, MSN, NP-C, FNP-BC, is a doctorate-prepared advanced practice nurse with expertise in fall injury prevention and injurious falls in older persons. She has nearly 20 years of experience as a Family Nurse Practitioner. Dr. Frieson is board-certified through the American Academy of Nurse Practitioners (NP-C) and the American Nurses Credentialing Center (FNP-BC) and received her Doctor of Nursing Practice (DNP) degree from the University of Alabama in Huntsville College of Nursing in Huntsville, Alabama, USA. She serves as Editor-In-Chief and Editor for prestigious journals to include the Gerontology & Geriatrics: Research, Journal of Perioperative & Critical Intensive Care Nursing, and is a Research Topic Editor for Frontiers in Public Health. Dr. Frieson has received recognition as a Worldwide Leader in Healthcare and VIP Woman of the Year 2015. Dr. Frieson is Founder and President of Fall Injury Prevention and Rehabilitation Center and serves as clinical manager at its community-based site. She has additional expertise in fall management and rehabilitation, mentorship, community relationship building, motivational leadership, organizational team building, and international public speaking. Dr. Frieson has professional involvement in the International Nurses Association and the National Association of Professional Women.

Environmental Health Specialist by Polytechnic Institute of Lisbon, has a "public recognition, innovation and development" by ESTeSL for his work as coordinator of Eco-Universities Programme. Master in Public Health from the NOVA University of Lisbon and PhD candidate in Climate Change and Sustainable Development Policies, a joint initiative between the University of Lisbon and NOVA University of Lisbon.

PhD doctor of Environmental Chemistry he is from the University of Palermo. He is member of Agricoltural Chemistry Italian society. He is working at Faculty of Agriculture teaching Inorganic Chemistry and Laboratory methodology in environmental chemistry. He has published more than 150 research paper on international and local journals, he has attended to different international conference in the field of environmental management and sustainable agriculture practices.

Susana Paixão is a Environmental Health Specialist by Coimbra Health School (ESTeSC), has a honors degree in Environmental Health (ESTESC), Master in Environmental Education from the University of Coimbra - Portugal. She is a PHd candidate in Physical Geography in the University of Coimbra and member of the Center for Studies in Geography and Spatial Planning (CEGOT).

Dr. Kukutschova has been collaborating with Southern Illinois University Carbondale, USA on comprehensive evaluation of environmental and health risks of nano and micro-sized brake wear partricles. Collaboration with University Hospital of Ostrava has been established in the field of analysis of biological samples focused on detection and characterization of nano and micro-sized particles.

Currently I am in charge of industrial hygiene and safety training at the Faculty of Technology Sciences at the University Mentouri Constantine, Algeria. I am responsible for current chemicals and Maintenance; Hygiene and industrial security, conditional preventive maintenance. I run a research team in the laboratory transport engineering and the environment or I conduct research on the concepts of risk, health and security at work in business, major hazards, industrial accidents and risk mapping, management security, etc. I had the opportunity to review article for the international safety and security engineering review. I worked on several national research projects. I have more than 80 between article and participation in international seminars.

Work accident , Hygiene, Health and Safety, Management of Maintenance and Industrial Safety