EXECUTIVE ORGANIZATION 211 
is far more general than the knowledge of such 
a science as that of the veterinarian, or the sani- 
tarian. The mere fact that a physician or a vet- 
erinarian has to do with diseases is no indication 
that he has a personal fitness, or professional 
knowledge which would fit him for the supervision 
of public health protection, either for man or 
beast. It is a special line of work for which there 
is little scope today except in governmental ad- 
ministration. 
Although public health is more generally taught 
in veterinary schools than in the schools for the 
education of ordinary physicians, the private 
practice is diametrically opposed to that of health 
protection. The private practitioner does not get 
his chance for employment until health protection 
has failed. In consequence there is a distinct dif- 
ference in the line of thought and action of the 
health defender from that of the treater of dis- 
ease. Though the persons may be on the most 
friendly and sympathetic terms, the two sciences 
are opposing in essence. Though in subordinate 
positions it may sometimes be advisable to em- 
ploy the part time services of those otherwise 
engaged, the head of the department should be a 
full time governmental executive. 
168. Paid Executives. If efficiency demands 
the full time of a specially trained and educated 
man, it follows that he should be paid enough to 
make it an inducement for him to serve the public 
generally, rather than to depend upon private 
patronage. The government is continually losing 
the services of men who have proved their effi- 
ciency because private interests frankly acknowl- 
