Dr. Gerhard Nohynek, born 1947, educational background includes a M.Sc. in biochemistry (bacterial metabolism, Technical University, Munich, Germany, 1972), a Ph.D. in toxicology (toxicity, metabolism and pharmacokinetics of organochlorine compounds in primates and other laboratory animals, Albany Medical College / Technical University, Munich, 1976). His Ph.D. thesis was performed at Albany Medical College, Albany, N.Y. at the International Center for Environmental Safety, Holloman Air Force Base, N.M., US. He passed the US Board Certification in General Toxicology (DABT) in 1984.

Following his Ph.D. degree, he joined Stauffer Chemical Company (agricultural chemicals) in the positions of toxicologist in Richmond, CA, the Stauffer Environmental Health Center, Farmington, CT, (study director) and, subsequently, as Senior Toxicologist and Manager of Environmental Safety at Stauffer Europe, Geneva, Switzerland. During this period he was responsible for human and environmental safety of Stauffer agrochemical products in the European Region, regulatory defence, industrial hygiene and the (successful) toxicological / ecotoxicological development of two new herbicidal chemical entities (Racer
Ò, BoxerÒ).

Following the corporate take-over of Stauffer by ICI (1987), he joined the European Toxicology Centre of Pfizer Central Research Inc. at Amboise, France as Assistant Director of Toxicology (1987) and Director of General Toxicology (1989-1992). In 1992, he joined Rhone-Poulenc Rorer (now Aventis) as Director of Toxicology of the RPR Alfortville Drug Safety Centre (1992-1997).

From 1998 to the present, he is holding the position of Scientific Director of Corporate Toxicology at L’OREAL Research, which includes world-wide responsibility for the safety of new OTC drugs, quasi-drugs, biologically active ingredients and strategic raw materials.

He is a member of the American Society of Toxicology, EUROTOX, the French and German toxicology societies and have published numerous articles in peer-reviewed scientific journals and was editor and principal author of a book on interpretation and report writing of regulatory toxicology studies. In addition, he has been author of numerous preclinical pharmacological-toxicological expert reviews on new drugs and participated in the preclinical development and presentation to regulatory authorities (FDA, MHW, CPMP) of major new drugs, such as DiflucanÒ, CarduraÒ, NorvascÒ (Pfizer Inc.), GranocyteÒ, TaxotereÒ and SynercidÒ (Rhone-Poulenc Rorer / Aventis).


Uli Osterwalder


Studies in Chemical Engineering:

  1. Diploma at ETH-Zurich, Switzerland 1976
  2. Master of Science at Univ of Houston, Texas, USA 1979

24 years Ciba-Geigy/Ciba Specialty Chemicals in Switzerland, United Kingdom, Germany, and Switzerland again.

Various positions in:

Process Development, Quality Assurance, Product Development,

working on:

  1. Phosgene (Generator)
  2. Color Formers,
  3. Textile Dyes,
  4. Pigments,
  5. Optical Brighteners


Technical Marketing UV Absorbers, Home and Personal Care, 1996


Marketing Manager Active Effects, Personal Care since 2001


Dr. Frank Pflücker, born 1966 in Göttingen, Germany is currently Project- and Laboratory Manager in the Department Cosmetic Actives of Merck KGaA, one of the leading suppliers of cosmetic raw materials, where he is responsible for the applied technology of self-tanning and sunscreen raw materials.

He has been active in the cosmetic business for a total of 8 years and is experienced in dermal absorption studies with inorganic and organic sunscreens and in the development of cosmetic raw materials and formulations. Since 1999 Frank Pflücker is member of the German Society for Scientific and Applied Cosmetics (DGK) and since 2000 he is active in its Task Force X “Sun Protection”.

Frank Pflücker graduated 1994 in Chemistry from the University of Hamburg, Germany, where he then started his Ph.D. studies. During that period he worked from 1994 to 1997 as a Research Fellow of the University Hospital Eppendorf, Department of Photodermatology at the Beiersdorf AG, Product Development Sun Care. After receiving his Doctoral Degree in Chemistry in 1998 he joined the Heinrich-Pette Institute for Experimental Virology, Department of Electron Microscopy as PostDoc. In 1999 Frank Pflücker took over his current position at Merck KGaA, Darmstadt, Germany. Since 2000 until today he studies “General Management” at the University of Applied Sciences in Pforzheim expected to gain a “Master of Business and Administration” (MBA) in 2003.


Dr. Birgit Rabanus, born 1966 in Neumünster (Germany), studied chemistry at the University of Hamburg.

After receiving her Doctoral Degree in Chemistry in 1996 she joined the patent department of Beiersdorf AG in Hamburg in 1997.

In 2001 she passed the European qualifying examination for professional representatives before the European Patent Office (“European Patent Attorney”).


Furthermore Dr. Birgit Rabanus is specialist in the field of the German Law relating to inventions of employees.



Dr. Marlies Regiert:

Education: Organic synthesis of aroma chemicals at Wacker,

Training as perfumer.

Patents focus on aroma chemicals, phase-transfer chemistry.

Global market development of aroma chemicals.

Now: Sales and technology for Cyclodextrin for application in personal care, fragrance and flavour.

Patents focus on cyclodextrin complexes


Member of SEPAWA, Section Perfumer



The founder of the BSB service bureau, Dr. Jan-H. Riedel, was born in Hamburg, studied chemistry in Aachen from 1983 to 1989 and gained his doctorate in 1992.

At the beginning of 1993 he began working in the fields of product development and applied research at Beiersdorf (“Nivea”), a major, well-known company in the cosmetics industry.

Founder and Director of the BSB-OnlineACADEMY since April 2001.

Editor of the "Rote Reihe" (print) and "black@white label" (electronic CD-SEMINARS).

Member of the German Society of Scientific and Applied Cosmetics (DGK) since 1994.

Member of SEPAWA

As a food chemist Dr. Thomas Rudolph graduated in "Photochemistry of cosmetic UV Filters" (German DGK award 1999).

In 1997 he assumed a position at Sara Lee´s research group within the "Household & Body Care" division in Düsseldorf. He is responsible for the technical evaluation of sun care products. In the beginning of 2004 he left Sara Lee to gain new challenges.


His sun care activities also include his membership of various (inter)national working groups.



Mr. Wolfgang Siegert was trained as a Chemical Laboratory Assistant at Reichhold-Chemie (development of raw materials for paints, application of coating materials, development of paint compositions as well as testing of coating systems).

He studied chemical engineering technology  and joined Schülke & Mayr in 1974.

He started his job with the development of disinfectants and insecticides for veterinary application, followed by the development of synthesis methods for special chemicals and the management of the pilot plant.

In 1985 he became head of the Application Department which advises customers in industry on microbiological quality management including the selection of preservatives and disinfectants.



Isabelle Van Reeth holds a bachelor's degree in pharmacy and a master's degree in cosmetic science from the Free University of Brussels.

She joined the Personal Care Science and Technology Group at Dow Corning in 1987. After several years of being the technical representative in France and Spain, she has been the European Application Center coordinator from 1998 to 2001, based in Belgium .

In 2001, she has been nominated senior industry Specialist and global technology leader for the Skin care and Ap/deo segment .



Dr. Ernst Wagner, chemist, engineer, key account manager.

Studied at the Technical College of Aalen and the University of Constance.

Expert in the marketing, sales and technical application of active ingredients for the cosmetic industry. Occupied positions in application technology, R&D, sales and marketing at various international companies.

Since 1993 with Hoffmann-La Roche AG, an international Swiss pharmaceuticals and raw materials company.

Currently Key Account Manager at Roche Vitamins Europe Ltd, now DSM, responsible worldwide for key accounts in the cosmetic industry in Central Europe. Activities also include technical support and market development in Europe for cosmetic ingredients.

Numerous publications and talks on the application of vitamins and UV filters in the cosmetic industry, and member of various industrial and specialist associations.


Prof. Franz-Josef Wortmann was born in 1952 in Werne an der Lippe. He studied in Aachen, where he also gained his doctorate in 1981.

1981 – 1983: post-doc at the School of Textile Technology at the University of New South Wales, Sydney (Australia).

 1991 - Habilitation for chemistry at the RWTH Aachen.

Section Head since 1983 and Departmental Head for Special Fibre Analysis at the German Wool Research Institute in Aachen since 1995.


Co-Organisator des “International Hair Science Symposium of DWI”


Publications:          international:            60

                             technical:                100


Professor Dr. Helmut Zahn was born in Erlangen. He studied chemistry in Karlsruhe and did his doctorate under Egon Elöd.

After two periods spent with E. Elöd in Heidelberg and Badenweiler and with Prof. Freudenberg in Heidelberg, he was appointed Professor of Textile Chemistry and Macromolecular Chemistry in Aachen in 1957.

At the same time he became the Director of the German Wool Research Institute at the RWTH in Aachen.

Since 1986 Professor Zahn has worked as a consultant for renowned companies and to this day passes on his knowledge in lectures on protein chemistry, textile chemistry, wool and hair.

Helmut Zahn was the author of a great number of publications (about 700) and was rightly regarded as one the top specialists in the field of hair science. He died in fall 2004.