The above link is an article that sums up the history of suppression within medicine.
In the last 100 years, freedom of speech has changed the way we live, and changed the ambitions we strive for. Freedom of speech is one thing but, how can you know what to speak about if the root of the suppression begins with how we are educated and the knowledge we receive?
To have an objective view is to understand all aspects of an argument or situation. To have an objective view allows us to make decisions and come to the conclusions we feel apply best to those circumstances. These conclusions may not be the same conclusions as even our best friend but, it does not mean they are wrong.
Environmental medicine has been simmering away, growing with each day and improving the lives of millions of people who searched hard for that knowledge widely suppressed by pharmaceutical fat-cats and their government servants. Free Speech about Science, has the ability to change the way environmental medicine is view by the public; and with a change in public opinions, comes a change in government policies; and eventually national health systems.
The process is long but, the benefits are infinite. We deserve the knowledge to make objective opinions within science, health and medicine.