At the time of some unforeseen, abstruse and unfortunate times you might need the help of a forensic investigator to fight along with you. Such experts serve you by utilizing a reliable methodology to discover the cause of the matter. A forensic investigator is responsible for studying a crime scene, gathering all evidence, and analyzing the evidence back at the crime lab with the help of high tech equipment. His responsibility extends to the courtroom, where his hard work is laid out for all to see. He may also be called to testify in the courtroom; by doing all this he can ensure a successful forensic investigation. Here are a few key steps for successful forensic investigation.
Steps to be taken on the crime scene
- Secure the parameters
In order to prevent addition or subtraction in the crucial material present on the crime scene, the forensic expert must secure the area as soon as possible. All the people entering or leaving the crime scene must be documented.
- Interact with the first responders and witnesses
You must interact and communicate with the people who were first to reach the crime scene. They can inform you about the little details of the area. You must also talk to the witnesses of the crime scene and gather all the possible information. Write down their address and phone numbers for future use.
- Record evidence
It is very important to preserve and record the evidence collected at the crime scene. This ensures successful forensic investigation. Clean and protective garments and foot wares must be used at the crime scene. The evidence must be stored in properly sealed boxes. Photos and videos must be taken of the crime scene.
- Take a final walk
You must be sure to document each and every detail of the crime scene, for this, be sure to take a final walk on the grounds of the crime scene. This will help you ensure that no inadvertent errors are found in the paperwork.
Steps to be taken after the data collection
Once all the evidence and required data is collected be sure to follow these given steps:
- Analyse the data
Education, training, experience, and expertise of the forensic expert will affect the analysis of the data. Therefore an expert forensic investigator must be hired to carry out the process for you. The data analysis will help you in understanding the situation. It is the most crucial step and must not be based on speculations.
- Form a hypothesis
After analyzing the data form a potential hypothesis. Initially, multiple theories may come up, it is important as each hypothesis has its own measure of possibility.
- Test the hypothesis and select the final one
It is important to run tests to see which one is accurate. Use of high-grade equipment can help you in testing the evidence. Or sometimes the testing can be as simple as setting fire to a substance to confirm that it is combustible and can start a fire. Often, in the end, one hypothesis is left which may be the root cause of the event. In case two or more options remain a measure of probability is required.
The most important step is to hire a reliable, experienced and trained team of forensic experts to undergo the investigation for you. This will be the first step towards a successful forensic investigation.