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<TABLE BORDER=0>
<TR VALIGN=up><TD><H2>
May 2</H2>
</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD>
</TR>

<TR VALIGN=up><TD>10:00</TD>
<TD VALIGN=up><B>Registration</B></TD>
<TD>&nbsp;</TD></TR>

<TR ><TD VALIGN=up>13:00</TD>
<TD VALIGN=up><B>Welcome</B></TD>
<TD>&nbsp;</TD></TR>

<TR><TD>&nbsp;</TD>
<TD VALIGN=up><B> T Küpper</B></TD>
<TD VALIGN=up>Rector 
<BR>University of Cologne</TD></TR>

<TR><TD>&nbsp;</TD>
<TD VALIGN=up><B>C Piekarski</B></TD>
<TD VALIGN=up>Director 
<BR>Institute and Policlinic for Occupational and Social Medicine
<BR>University of Cologne</TD></TR>

<TR><TD>&nbsp;</TD>
<TD VALIGN=up><B>T Krieg</B></TD>
<TD VALIGN=up> Prorector and Director
<BR>Department of Dermatology
<BR>University of Cologne</TD></TR>

<TR><TD VALIGN=up><DIV CLASS=red>Session 1</DIV></TD>
<TD VALIGN=up><DIV CLASS=red>INTRODUCTION</DIV></TD>
<TD>&nbsp;</TD></TR>

<TR><TD VALIGN=up>13:30</TD>
<TD VALIGN=up><B>RJ Reiter</B></TD>
<TD VALIGN=up><I>The nexus of light and cancer</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up><DIV CLASS=red>Session 2</DIV></TD>
<TD VALIGN=up><DIV CLASS=red>LIGHT</DIV></TD>
<TD>&nbsp;</TD></TR>

<TR><TD VALIGN=up>&nbsp;</TD>
<TD VALIGN=up><B>R Lucas
<BR>T Roenneberg</B></TD>
<TD VALIGN=up>Chairman
<BR>Chairman</TD></TR>

<TR><TD VALIGN=up>14:15</TD>
<TD VALIGN=up><B>S Perkowitz</B></TD>
<TD VALIGN=up><I>The physics of light and sunlight</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up>15:00</TD>
<TD VALIGN=up><B>KP Sauer</B></TD>
<TD VALIGN=up><I>Heritable daylength-thresholds and the evolution of seasonal orientation</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up>15:45
<BR>Coffee break</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD></TR>

<TR><TD VALIGN=up>16:15</TD>
<TD VALIGN=up><B>GC Brainard</B></TD>
<TD VALIGN=up><I>Ocular input for human melatonin regulation</I><BR>
Discussion</TD></TR>

<TR><TD VALIGN=up>17:00</TD>
<TD VALIGN=up><B>A Lerchl</B></TD>
<TD VALIGN=up><I>Biological rhythms</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up>17:45</TD>
<TD VALIGN=up><B>RJ Reiter</B></TD>
<TD VALIGN=up><I>Light, hormones and aging</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up><DIV CLASS=red>Session 3</DIV></TD>
<TD VALIGN=up><DIV CLASS=red>ENDOCRINE SYSTEMS AND CARCINOGENESIS</DIV></TD>
<TD>&nbsp;</TD></TR>

<TR><TD>&nbsp;</TD>
<TD><B>W Krone</B></TD>
<TD VALIGN=up>Chairman</TD></TR>

<TR><TD VALIGN=up>18:30</TD>
<TD VALIGN=up><B>G Vollmer</B></TD>
<TD VALIGN=up><I>Endocrine modulation and the fragile balance of homeostasis</I>
<BR>Discussion</TD>

<TR><TD VALIGN=up>19:15</TD>	
<TD VALIGN=up><B>CJ Portier</B></TD>
<TD VALIGN=up><I>Endocrine dismodulation and cancer</I>
<BR>Discussion</TD></TR>

<TR>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD>
</TR>

<TR VALIGN=up><TD><H2 CLASS=pagebreak>
May 3 </H2>
</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD>
</TR>

<TR><TD VALIGN=up><DIV CLASS=red>Session 4</DIV></TD>
<TD VALIGN=up><DIV CLASS=red>SKIN CANCERS</DIV></TD>
<TD>&nbsp;</TD></TR>
				
<TR><TD>&nbsp;</TD>		
<TD VALIGN=up><B>P Cocco
<BR>T Krieg</B></TD>
<TD VALIGN=up>Chairman
<BR>Chairman</TD></TR>

<TR><TD VALIGN=up>9:00</TD>
<TD VALIGN=up> <B>K Scharffetter-Kochanek</B></TD>
<TD VALIGN=up><I>Mechanisms</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up>9:45</TD>
<TD VALIGN=up><B>G Burg</B></TD>
<TD VALIGN=up><I>Epidemiology of skin cancer</I>
<BR>Discussion</TD></TR>



<TR><TD VALIGN=up><DIV CLASS=red>Session 5</DIV></TD>	
<TD VALIGN=up><DIV CLASS=red>INTERNAL CANCERS</DIV></TD>
<TD>&nbsp;</TD></TR>

<TR><TD>&nbsp;</TD>
<TD><B>P Cocco
<BR>M Mevissen</B></TD>
<TD VALIGN=up>Chairman
<BR>Chairman</TD></TR>

<TR><TD VALIGN=up>10:30</TD>
<TD VALIGN=up><B>DH Blask</B></TD>
<TD VALIGN=up><I>Experiments</I><BR>
Discussion</TD></TR>

<TR><TD VALIGN=up>11:15 
<BR>Coffee break</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD></TR>

<TR><TD VALIGN=up>11:45</TD>
<TD VALIGN=up><B>RG Stevens</B></TD>
<TD VALIGN=up><I>Epidemiology</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up>12:30
<BR>Lunch break</TD>
<TD>&nbsp;</TD>
<TD>&nbsp;</TD></TR>

<TR><TD VALIGN=up><DIV CLASS=red>Session 6</DIV></TD>
<TD VALIGN=up><DIV CLASS=red>NOVEL RESEARCH</DIV></TD>
<TD>&nbsp;</TD></TR>

<TR><TD>&nbsp;</TD>		
<TD VALIGN=up><B>CJ Portier</B></TD>
<TD VALIGN=up>Chairman</TD></TR>

<TR><TD VALIGN=up>14:00</TD>
<TD VALIGN=up><B>RG Stevens</B></TD>
<TD VALIGN=up><I>Mechanisms</I>
<BR>Discussion</TD></TR>

<TR><TD VALIGN=up>14:45</TD>
<TD VALIGN=up><B>TC Erren</B></TD>
<TD VALIGN=up><I>Epidemiology</I>
<BR>Discussion</TD></TR>



<TR><TD VALIGN=up><DIV CLASS=red>Session 7</DIV></TD>
<TD VALIGN=up><DIV CLASS=red>PERSPECTIVES</DIV></TD>
<TD>&nbsp;</TD></TR>



<TR><TD VALIGN=up>15:30</TD>
<TD VALIGN=up><B>C Poole</B></TD>
<TD VALIGN=up><I>Summary evaluation</I></TD></TR>



<TR><TD>&nbsp;</TD>
<TD VALIGN=up><DIV CLASS=red>ROUND TABLE</DIV></TD>
<TD VALIGN=up><I>Where are we headed?</I>
<BR>Discussion</TD></TR>
</TABLE>
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